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8 8 + + 4 4 = =1515 - - 7 7 = =1414 - - 8 8 = =5 5 + + 7 7 = = 1414 - - 6 6 = =1212 - - 5 5 = =5 5 + + 8 8 = =1313 - - 4 4 = = 5 5 + + 9 9 = =7 7 + + 4 4 = =1313 - - 6 6 = =1616 - - 9 9 = = 1515 - - 6 6 = =1313 - - 9 9 = =9 9 + + 2 2 = =9 9 + + 6 6 = = 1111 - - 5 5 = =3 3 + + 8 8 = =1818 - - 9 9 = =6 6 + + 7 7 = = 7 7 + + 9 9 = =1111 - - 9 9 = =1111 - - 6 6 = =1414 - - 5 5 = = 9 9 + + 5 5 = =7 7 + + 6 6 = =1212 - - 9 9 = =9 9 + + 8 8 = = 6 6 + + 8 8 = =1212 - - 4 4 = =9 9 + + 7 7 = =1313 - - 8 8 = = 1313 - - 5 5 = =8 8 + + 7 7 = =1616 - - 7 7 = =7 7 + + 7 7 = = 8 8 + + 3 3 = =17 7 - - 9 9 = =1111 - - 2 2 = =1212 - - 7 7 = = 7 7 + + 8 8 = =1313 - - 7 7 = =5 5 + + 6 6 = =1717 - - 8 8 = = 1414 - - 8 8 = =6 6 + + 6 6 = =1515 - - 9 9 = =8 8 + + 8 8 = = 4 4 + + 8 8 = =1616 - - 8 8 = =8 + 5 =8 + 5 =1414 - - 9 9 = = ( )-( )- 6 6 = = 8 86 6 +( )=+( )= 11111616 -( )=-( )= 13133 +( )=3 +( )= 1212 2 2 +( )=+( )= 111118 8 -( )=-( )= 12128 8 +( )=+( )= 1414( )-( )- 7 7 = = 1010 ( )-( )- 1212 = = 0 06 6 +( )=+( )= 1515( )-( )- 9 9 = = 4 47 7 +( )=+( )= 1212 9 9 +( )=+( )= 1313( )-( )- 7 7 = = 12121818 -( )=-( )= 1414( )+( )+ 3 3 = = 1212 ( )-( )- 8 8 = = 8 8( )+( )+ 9 9 = = 1313( )+( )+ 9 9 = = 181815 -( )=15 -( )= 8 8 8 8 +( )=+( )= 17171414 -( )=-( )= 7 7( )-( )- 6 6 = = 1010( )-( )- 3 3 = = 1212 12-12- 3 3 + + 4 4 = =6 6 - - 5 5 + + 1414 = =4 4 + + 9 9 - - 6 6 = =4 4 + + 7 7 - - 3 3 = = 1919 - - 9 9 + + 7 7 = =4 4 + + 9 9 - - 7 7 = =3 3 + + 1515 - - 9 9 = =1212 - - 8 8 + + 5 5 = = 9 9 + + 6 6 - - 7 7 = =1313 - - 7 7 - - 4 4 = =5 5 + + 7 7 + + 4 4 = =1717 - - 9 9 + + 8 8 = = 1111 - - 8 8 + + 4 4 = =1414 - - 7 7 + 5 5 = =1111 - - 4 4 + + 8 8 = =1818 - - 8 8 - - 5 5 = = 6 6 + + 8 8 - - 9 9 = =1111 - - 7 7 + + 6 6 = =1515 - - 7 7 - - 4 4 = =1313 + + 2 2 - - 6 6 = = 1717 - - 8 8 - - 5 5 = =1212 + + 3 3 + + 5 5 = =1212 - - 6 6 + + 8 8 = =1616 - - 6 6 + + 3 3 = = 一年级数学20以内加减法口算题(50道)1一年级数学20以内加减法口算题(50道)1 一年级数学20以内加减法口算题(50道)2一年级数学20以内加减法口算题(50道)2 一年 班 姓名: 时间: 一年 班 姓名: 时间: 8 8 + + 7 7 = =9 9 + + 9 9 = =1616 - - 8 8 = =7 7 + + 9 9 = = 1414 - - 5 5 = =5 5 + + 7 7 = =9 9 + + 4 4 = =1515 - - 6 6 = = 9 9 + + 6 6 = =1414 - - 9 9 = =4 4 + + 8 8 = =6 6 + + 7 7 = = 5 5 + + 8 8 = =7 7 + + 7 7 = =1717 - - 8 8 = =2 2 + + 9 9 = = 1818 - - 9 9 = =4 4 + + 9 9 = =7 7 + + 5 5 = =6 6 + + 8 8 = = 6 6 + + 6 6 = =1111 - - 6 6 = =8 8 + + 9 9 = =1616 - - 7 7 = = 9 9 + + 2 2 = =7 7 + + 6 6 = =1515 - - 9 9 = =9 9 + + 3 3 = = 8 8 + + 6 6 = =1515 - - 7 7 = =9 9 + + 5 5 = =1414 - - 8 8 = = 1616 - - 9 9 = =3 3 + + 9 9 = =1313 - - 4 4 = =3 3 + + 8 8 = = 1414 - - 7 7 = =8 8 + + 3 3 = =1515 - - 8 8 = =9 9 + + 8 8 = = 5 5 + + 9 9 = =1717 - - 9 9 = =8 8 + + 8 8 = =1111 - - 7 7 = = 1111 - - 5 5 = =9 9 + + 7 7 = =1414 - - 6 6 = =8 8 + + 5 5 = = 7 7 + + 8 8 = =8 8 + + 4 4 = =1111 - - 4 4 = =6 6 + + 9 9 = = ( )+( )+ 9 9 = = 11111111 -( )=-( )= 9 9( )+( )+ 6 6 = = 1515( )-( )- 7 7 = = 5 5 1717 -( )=-( )= 9 98 8 +( )=+( )= 17171515 -( )=-( )= 9 95 5 +( )=+( )= 1414 ( )-( )- 7 7 = = 7 7( )-( )- 9 9 = = 9 93 3 +( )=+( )= 1111( )-( )- 7 7 = = 9 9 ( )+( )+ 9 9 = = 13131515 -( )=-( )= 6 6( )+( )+ 6 6 = = 12129 9 +( )=+( )= 1818 ( )-( )- 8 8 = = 5 54 4 +( )=+( )= 12127 7 +( )=+( )= 1414( )-( )- 6 6 = = 6 6 9 9 +( )=+( )= 1616( )-( )- 7 7 = = 8 8( )-( )- 8 8 = = 3 3( )+( )+ 7 7 = = 1111 1717 - - 6 6 - - 7 7 = =4 4 + + 5 5 + + 9 9 = =6 6 + + 8 8 + + 4 4 = =1313 - - 8 8 + 6 6 = = 8 8 + + 8 8 - - 7 7 = =1111 - - 4 4 + 5 5 = =1515 - - 8 8 + 9 9 = =3 3 + + 7 7 + + 6 6 = = 1010 + + 6 6 - - 8 8 = =1616 - - 5 5 - - 6 6 = =3 3 + + 8 8 + + 8 8 = =1616 - - 5 5 - - 8 8 = = 1414 - - 8 8 + 8 8 = =9 9 + + 7 7 - - 6 6 = =1212 - - 6 6 + 2 2 = =6 6 + + 8 8 + + 3 3 = = 1616 - - 7 7 - - 5 5 = =2 2 + + 8 8 + + 5 5 = =4 4 + + 5 5 + 2 2 = =1313 - - 4 4 + 7 7 = = 4 4 + + 5 5 + + 7 7 = =1717 - - 8 8 + 3 3 = =1010 - - 5 5 + 4 4 = =1212 + + 6 6 - - 9 9 = = 一年级数学20以内加减法口算题(50道)3一年级数学20以内加减法口算题(50道)3 一年级数学20以内加减法口算题(50道)4一年级数学20以内加减法口算题(50道)4 一年 班 姓名: 时间: 一年 班 姓名: 时间: 1111 - - 4 4 = =5 5 + + 9 9 = =1313 - - 4 4 = =9 9 + + 9 9 = = 9 9 + + 5 5 = =1212 - - 4 4 = =8 8 + + 8 8 = =1212 - - 5 5 = = 1414 - - 6 6 = =1616 - - 7 7 = =1111 - - 3 3 = =7 7 + + 9 9 = = 1212 - - 9 9 = =5 5 + + 8 8 = =7 7 + + 7 7 = =1414 - - 9 9 = = 9 9 + + 8 8 = =1111 - - 6 6 = =1313 - - 7 7 = =4 4 + + 9 9 = = 6 6 + + 8 8 = =4 4 + + 8 8 = =8 8 + + 6 6 = =1212 - - 8 8 = = 1111 - - 8 8 = =9 9 + + 6 6 = =1313 - - 5 5 = =1111 - - 9 9 = = 8 8 + + 5 5 = =1313 - - 9 9 = =1616 - - 8 8 = =8 8 + + 7 7 = = 1212 - - 7 7 = =6 6 + + 9 9 = =6 6 + + 7 7 = =1212 - - 6 6 = = 6 6 + + 6 6 = =1414 - - 5 5 = =1111 - - 7 7 = =9 9 + + 7 7 = = 1313 - - 6 6 = =3 3 + + 9 9 = =8 8 + + 9 9 = =1515 - - 7 7 = = 7 7 + + 8 8 = =1515 - - 6 6 = =7 7 + + 6 6 = =9 9 + + 4 4 = = 1111 - - 5 5 = =5 5 + + 7 7 = =1313 - - 8 8 = =1818 - - 9 9 = = 1818 -( )=-( )= 9 9( )+( )+ 8 8 = = 11119 9 +( )=+( )= 17171111 -( )=-( )= 3 3 ( )+( )+ 9 9 = = 14141313 -( )=-( )= 9 9( )+( )+ 3 3 = = 1111( )+( )+ 8 8 = = 1313 1414 -( )=-( )= 7 7( )-( )- 5 5 = = 9 9( )-( )- 9 9 = = 6 62 2 +( )=+( )= 1111 ( )-( )- 5 5 = = 8 8( )+( )+ 9 9 = = 18181414 -( )=-( )= 9 9( )+( )+ 7 7 = = 1414 ( )-( )- 8 8 = = 8 89 9 +( )=+( )= 1212( )+( )+ 9 9 = = 1212( )-( )- 8 8 = = 9 9 4 4 +( )=+( )= 1111( )-( )- 4 4 = = 7 71616 -( )=-( )= 7 75 5 +( )=+( )= 1414 1414 - - 5 5 + 3 3 = =4 4 + + 4 4 + + 9 9 = =7 7 + + 7 7 - - 8 8 = =1313 - - 6 6 + 6 6 = = 4 4 + + 5 5 + 3 3 = =1414 - - 5 5 + 9 9 = =5 5 + + 4 4 + + 8 8 = =9 9 + + 7 7 + 2 2 = = 1414 - - 7 7 + 4 4 = =4 4 + + 7 7 + + 4 4 = =1313 - - 8 8 + 2 2 = =1313 - - 4 4 + 5 5 = = 4 4 + + 6 6 + + 6 6 = =8 8 + + 6 6 - - 7 7 = =1414 - - 5 5 + 8 8 = =1010 + + 6 6 + + 1 1 = = 1313 - - 5 5 - - 7 7 = =1414 - - 8 8 + + 1 1 = =3 3 + + 8 8 + + 7 7 = =1010 - - 8 8 + 7 7 = = 7 7 + + 6 6 + + 5 5 = =1313 - - 3 3 - - 8 8 = =1616 - - 6 6 - - 9 9 = =6 6 + + 6 6 - - 9 9 = = 一年级数学20以内加减法口算题(50道)5一年级数学20以内加减法口算题(50道)5 一年级数学20以内加减法口算题(50道)6一年级数学20以内加减法口算题(50道)6 一年 班 姓名: 时间: 一年 班 姓名: 时间: 一年级数学20以内加减法口算题(50道)7一年级数学20以内加减法口算题(50道)7 一年级数学20以内加减法口算题(50道)8一年级数学20以内加减法口算题(50道)8 一年 班 姓名: 时间: 一年 班 姓名: 时间: 4 4 + + 7 7 = =6 6 + + 9 9 = =1616 - - 7 7 = =5 5 + + 7 7 = = 1818 - - 9 9 = =1515 - - 6 6 = =6 6 + + 7 7 = =8 8 + + 9 9 = = 8 8 + + 7 7 = =1414 - - 8 8 = =1111 - - 5 5 = =1212 - - 5 5 = = 4 4 + + 8 8 = =1313 - - 7 7 = =7 7 + + 8 8 = =6 6 + + 5 5 = = 1212 - - 3 3 = =9 9 + + 9 9 = =8 8 + + 6 6 = =1414 - - 5 5 = = 1111 - - 6 6 = =1313 - - 4 4 = =5 5 + + 8 8 = =1717 - - 8 8 = = 7 7 + + 9 9 = =5 5 + + 6 6 = =1111 - - 7 7 = =7 7 + + 6 6 = = 1111 - - 3 3 = =1414 - - 7 7 = =7 7 + + 5 5 = =5 5 + + 9 9 = = 1515 - - 7 7 = =8 8 + + 8 8 = =1313 - - 5 5 = =1111 - - 2 2 = = 6 6 + + 8 8 = =9 9 + + 5 5 = =1212 - - 6 6 = =9 9 + + 4 4 = = 1212 - - 4 4 = =1313 - - 6 6 = =9 9 + + 7 7 = =1111 - - 4 4 = = 9 9 + + 8 8 = =1212 - - 7 7 = =1313 - - 8 8 = =7 7 + + 7 7 = = 6 6 + + 6 6 = =4 4 + + 9 9 = =1414 - - 6 6 = =9 9 + + 6 6 = = ( )-( )- 8 8 = = 5 5( )+( )+ 8 8 = = 1212( )-( )- 9 9 = = 9 94 4 +( )=+( )= 1313 9 9 +( )=+( )= 1818( )-( )- 6 6 = = 6 6( )+( )+ 8 8 = = 1111( )+( )+ 6 6 = = 1212 ( )-( )- 3 3 = = 8 86 6 +( )=+( )= 11111717 -( )=-( )= 9 91616 -( )=-( )= 8 8 1212 -( )=-( )= 3 3( )+( )+ 9 9 = = 1414( )-( )- 6 6 = = 8 8( )+( )+ 6 6 = = 1414 ( )+( )+ 9 9 = = 11111111 -( )=-( )= 9 9( )-( )- 9 9 = = 7 71212 -( )=-( )= 5 5 1515 -( )=-( )= 7 7( )+( )+ 7 7 = = 13139 9 +( )=+( )= 13133 3 +( )=+( )= 1212 1515 - - 3 3 + 4 4 = =7 7 + + 6 6 + + 6 6 = =1212 + + 4 4 - - 3 3 = =1616 - - 7 7 + 7 7 = = 1010 + + 5 5 - - 6 6 = =6 6 - - 3 3 + 9 9 = =1212 - - 3 3 - - 6 6 = =7 7 + + 4 4 + + 7 7 = = 1818 - - 6 6 - - 5 5 = =4 4 + + 4 4 + 5 5 = =1111 - - 6 6 + 9 9 = =1313 - - 5 5 - - 4 4 = = 1111 - - 6 6 + 8 8 = =1919 - - 4 4 - - 1 1 = =5 5 + + 6 6 + + 8 = =1414 - - 3 3 - - 3 3 = = 7 7 + + 6 6 - - 5 5 = =1717 - - 6 6 + 5 5 = =1010 + + 5 5 - - 4 4 = =2 2 + + 6 6 + + 9 9 = = 1111 - - 8 8 - - 2 2 = =9 9 + + 7 7 - - 1 1 = =1414 + + 5 5 - - 2 2 = =1818 - - 6 6 + 6 6 = = 一年级数学20以内加减法口算题(50道)9一年级数学20以内加减法口算题(50道)9 一年级数学20以内加减法口算题(50道)10一年级数学20以内加减法口算题(50道)10 一年 班 姓名: 时间: 一年 班 姓名: 时间: 7 7 + + 8 8 = =3 3 + + 1414 = =6 6 + + 9 9 = =1616 - - 7 7 = = 1616 - - 8 8 = =4 4 + + 8 8 = =2 2 + + 1616 = =1818 - - 4 4 = = 5 5 + + 1212 = =1818 - - 5 5 = =4 4 + + 1212 = =8 8 + + 8 8 = = 1515 - - 7 7 = =3 3 + + 9 9 = =6 6 + + 6 6 = =1919 - - 2 2 = = 9 9 + + 9 9 = =5 5 + + 1414 = =1717 - - 8 8 = =4 4 + + 7 7 = = 1313 - - 5 5 = =1515 - - 8 8 = =4 4 + + 9 9 = =1212 - - 5 5 = = 1212 - - 4 4 = =3 3 + + 8 8 = =1717 - - 4 4 = =1111 - - 3 3 = = 5 5 + + 6 6 = =7 7 + + 7 7 = =1919 - - 3 3 = =6 6 + + 7 7 = = 1212 - - 6 6 = =1111 - - 2 2 = =1414 - - 5 5 = =8 8 + + 9 9 = = 6 6 + + 8 8 = =1414 - - 6 6 = =5 5 + + 7 7 = =1313 - - 4 4 = = 1818 - - 9 9 = =7 7 + + 9 9 = =1111 - - 4 4 = =7 7 + + 1212 = = 1515 - - 6 6 = =1212 - - 3 3 = =5 5 + + 8 8 = =1414 - - 7 7 = = 5 5 + + 9 9 = =1111 - - 5 5 = =1313 - - 6 6 = =2 2 + + 9 9 = = ( )+( )+ 7 7 = = 1515( )-( )- 6 6 = = 7 7( )+( )+ 3 3 = = 11114 4 +( )=+( )= 1111 1515 -( )=-( )= 8 8( )+( )+ 8 8 = = 11111313 -( )=-( )= 9 9( )-( )- 9 9 = = 2 2 ( )+( )+ 9 9 = = 18181616 -( )=-( )= 9 92 2 +( )=+( )= 11116 6 +( )=+( )= 1414 1515 -( )=-( )= 6 6( )-( )- 8 8 = = 9 91313 -( )=-( )= 8 8( )+( )+ 5 5 = = 1212 ( )+( )+ 9 9 = = 12129 9 +( )=+( )= 1616( )-( )- 6 6 = = 9 91515 -( )=-( )= 9 9 1414 -( )=-( )= 8 8( )-( )- 8 8 = = 6 6( )+( )+ 5 5 = = 1414( )+( )+ 9 9 = = 1313 1111 - - 2 2 - - 8 8 = =7 7 + + 2 2 + + 9 9 = =1111 - - 2 2 + 5 5 = =2 2 + + 3 3 + 3 3 = = 6 6 + + 2 2 + 5 5 = =8 8 - - 2 2 + 6 6 = =8 8 - - 3 3 + 2 2 = =6 6 + + 2 2 + 7 7 = = 9 9 + + 3 3 - - 6 6 = =1010 - - 2 2 - - 7 7 = =8 8 - - 2 2 + 9 9 = =8 8 + + 2 2 - - 8 8 = = 2 2 + + 2 2 + + 1 1 = =6 6 - - 2 2 + 3 3 = =2 2 + + 2 2 + + 8 8 = =2 2 + + 8 8 + + 2 2 = = 7 7 - - 3 3 + 8 8 = =4 4 + + 5 5 - - 7 7 = =6 6 - - 3 3 + 4 4 = =8 8 - - 5 5 + + 1 1 = = 2 2 + + 2 2 + 4 4 = =6 6 + + 2 2 + 6 6 = =1212 + + 2 2 - - 9 9 = =6 6 - - 2 2 + 7 7 = = 一年级数学20以内加减法口算题(50道)11一年级数学20以内加减法口算题(50道)11 一年级数学20以内加减法口算题(50道)12一年级数学20以内加减法口算题(50道)12 一年 班 姓名: 时间: 一年 班 姓名: 时间: 1111 - - 6 6 = =5 5 + + 8 8 = =1515 - - 6 6 = =4 4 + + 9 9 = = 9 9 + + 7 7 = =7 7 + + 1212 = =9 9 + + 5 5 = =4 4 + + 1212 = = 1515 - - 7 7 = =8 8 + + 9 9 = =5 5 + + 1414 = =7 7 + + 8 8 = = 1414 - - 5 5 = =1111 - - 2 2 = =8 8 + + 8 8 = =3 3 + + 9 9 = = 5 5 + + 9 9 = =1313 - - 5 5 = =6 6 + + 7 7 = =1111 - - 3 3 = = 1313 - - 4 4 = =9 9 + + 2 2 = =1212 - - 5 5 = =9 9 + + 6 6 = = 6 6 + + 6 6 = =1313 - - 6 6 = =7 7 + + 9 9 = =1212 - - 6 6 = = 2 2 + + 9 9 = =6 6 + + 8 8 = =1616 - - 7 7 = =1313 - - 7 7 = = 1212 - - 3 3 = =1616 - - 8 8 = =4 4 + + 8 8 = =9 9 + + 8 8 = = 3 3 + + 1414 = =6 6 + + 9 9 = =1414 - - 6 6 = =1212 - - 4 4 = = 8 8 + + 7 7 = =1717 - - 8 8 = =9 9 + + 3 3 = =1111 - - 5 5 = = 1414 - - 8 8 = =3 3 + + 1515 = =1111 - - 4 4 = =9 9 + + 9 9 = = 9 9 + + 4 4 = =7 7 + + 7 7 = =1414 - - 7 7 = =5 5 + + 7 7 = = 1717 -( )=-( )= 9 9( )+( )+ 9 9 = = 1616( )-( )- 7 7 = = 4 4( )+( )+ 9 9 = = 1414 ( )+( )+ 9 9 = = 13131212 -( )=-( )= 6 61414 -( )=-( )= 6 68 8 +( )=+( )= 1212 1818 -( )=-( )= 9 9( )-( )- 8 8 = = 7 7( )+( )+ 9 9 = = 1212( )-( )- 8 8 = = 3 3 ( )+( )+ 5 5 = = 1212( )+( )+ 8 8 = = 14146 6 +( )=+( )= 15153 3 +( )=+( )= 1111 1111 -( )=-( )= 9 92 2 +( )=+( )= 1111( )-( )- 4 4 = = 9 9( )-( )- 7 7 = = 8 8 9 9 +( )=+( )= 1818( )-( )- 5 5 = = 6 61616 -( )=-( )= 9 9( )+( )+ 9 9 = = 1717 9 9 + + 4 4 - - 8 8 = =1717 - - 5 5 + 2 2 = =7 7 + + 5 5 - - 9 9 = =1010 - - 3 3 + 9 9 = = 7 7 + + 3 3 + + 8 8 = =1010 + + 2 2 - - 7 7 = =1313 - - 7 7 + + 1 1 = =3 3 + + 6 6 + + 5 5 = = 1212 - - 6 6 + 5 5 = =1616 - - 2 2 - - 7 7 = =2 2 + + 7 7 + + 9 9 = =1111 - - 5 5 + 6 6 = = 5 5 + + 5 5 + 4 4 = =1010 - - 5 5 + 8 8 = =1717 - - 6 6 - - 8 8 = =5 5 + + 7 7 + + 3 3 = = 1515 - - 4 4 - - 9 9 = =4 4 + + 3 3 + + 7 7 = =8 8 + + 5 5 + 2 2 = =1212 - - 3 3 + 7 7 = = 1717 - - 5 5 + 4 4 = =1313 - - 7 7 + 3 3 = =3 3 + + 6 6 + + 1 1 = =3 3 + + 5 5 + + 6 6 = = 一年级数学20以内加减法口算题(50道)13一年级数学20以内加减法口算题(50道)13 一年级数学20以内加减法口算题(50道)14一年级数学20以内加减法口算题(50道)14 一年 班 姓名: 时间: 一年 班 姓名: 时间: 1919 - - 2 2 = =8 8 + + 7 7 = =1717 - - 9 9 = =9 9 + + 7 7 = = 1818 - - 9 9 = =1919 - - 3 3 = =5 5 + + 6 6 = =1616 - - 3 3 = = 7 7 + + 9 9 = =3 3 + + 8 8 = =1515 - - 8 8 = =1616 - - 9 9 = = 7 7 + + 8 8 = =1717 - - 8 8 = =9 9 + + 9 9 = =6 6 + + 8 8 = = 1515 - - 9 9 = =8 8 + + 6 6 = =1717 - - 3 3 = =1212 - - 8 8 = = 6 6 + + 7 7 = =4 4 + + 9 9 = =1212 - - 6 6 = =6 6 + + 9 9 = = 2 2 + + 9 9 = =1616 - - 7 7 = =1111 - - 9 9 = =7 7 + + 7 7 = = 1313 - - 8 8 = =8 8 + + 9 9 = =6 6 + + 6 6 = =1212 - - 7 7 = = 8 8 + + 8 8 = =1212 - - 9 9 = =1818 - - 2 2 = =4 4 + + 8 8 = = 5 5 + + 7 7 = =1111 - - 7 7 = =3 3 + + 9 9 = =1616 - - 8 8 = = 1414 - - 9 9 = =1919 - - 4 4 = =7 7 + + 6 6 = =9 9 + + 8 8 = = 4 4 + + 7 7 = =5 5 + + 9 9 = =1111 - - 8 8 = =5 5 + + 8 8 = = 1111 - - 2 2 = =1414 - - 8 8 = =8 8 + + 5 5 = =1313 - - 9 9 = = ( )+( )+ 5 5 = = 12121818 -( )=-( )= 1616( )-( )- 8 8 = = 8 8( )+( )+ 9 9 = = 1414 ( )-( )- 7 7 = = 6 6( )-( )- 3 3 = = 9 93 3 +( )=+( )= 12121111 -( )=-( )= 7 7 4 4 +( )=+( )= 13137 7 +( )=+( )= 1717( )-( )- 2 2 = = 1414( )+( )+ 1010 = = 1919 ( )-( )- 8 8 = = 3 3( )+( )+ 8 8 = = 1111( )-( )- 9 9 = = 9 91616 -( )=-( )= 7 7 1818 -( )=-( )= 1414( )+( )+ 1313 = = 15151111 -( )=-( )= 3 3( )+( )+ 9 9 = = 1111 ( )+( )+ 8 8 = = 12121212 -( )=-( )= 5 56 6 +( )=+( )= 19198 8 +( )=+( )= 1818 8 8 + + 5 5 - - 3 3 = =1212 - - 4 4 - - 2 2 = =1313 + + 4 4 - - 7 7 = =1414 - - 7 7 + 5 5 = = 1717 - - 6 6 - - 6 6 = =5 5 + + 7 7 + + 5 5 = =1818 - - 7 7 - - 9 9 = =8 8 + + 6 6 + + 4 4 = = 6 6 + + 5 5 - - 2 2 = =1111 - - 2 2 + 3 3 = =1414 + + 3 3 - - 8 8 = =1515 - - 7 7 + 2 2 = = 1616 - - 5 5 - - 3 3 = =9 9 + + 4 4 - - 4 4 = =1313 - - 3 3 - - 4 4 = =1414 + + 3 3 - - 6 6 = = 1010 + + 2 2 + 6 6 = =1818 - - 7 7 + 4 4 = =7 7 + + 6 6 + 3 3 = =1818 - - 7 7 - - 7 7 = = 1515 - - 4 4 + 6 6 = =1616 + + 2 2 - - 9 9 = =1818 - - 8 8 - - 8 8 = =6 6 + + 6 6 + 2 2 = = 一年级数学20以内加减法口算题(50道)15一年级数学20以内加减法口算题(50道)15 一年级数学20以内加减法口算题(50道)16一年级数学20以内加减法口算题(50道)16 一年 班 姓名: 时间: 一年 班 姓名: 时间: 8 8 + + 5 5 = =1212 - - 6 6 = =8 8 + + 8 8 = =7 7 + + 4 4 = = 1414 - - 5 5 = =4 4 + + 8 8 = =2 2 + + 9 9 = =4 4 + + 1414 = = 1717 - - 8 8 = =7 7 + + 6 6 = =1111 - - 4 4 = =5 5 + + 8 8 = = 6 6 + + 5 5 = =1818 - - 9 9 = =8 8 + + 7 7 = =1212 - - 4 4 = = 1212 - - 3 3 = =1111 - - 6 6 = =1313 - - 5 5 = =8 8 + + 3 3 = = 4 4 + + 7 7 = =6 6 + + 6 6 = =1616 - - 7 7 = =2 2 + + 1616 = = 1616 - - 8 8 = =1515 - - 7 7 = =1313 - - 4 4 = =7 7 + + 5 5 = = 3 3 + + 8 8 = =1111 - - 5 5 = =6 6 + + 7 7 = =1111 - - 3 3 = = 1717 - - 9 9 = =1212 - - 8 8 = =9 9 + + 9 9 = =5 5 + + 1414 = = 6 6 + + 8 8 = =5 5 + + 7 7 = =1515 - - 6 6 = =1212 - - 5 5 = = 1313 - - 6 6 = =1111 - - 8 8 = =1414 - - 7 7 = =8 8 + + 6 6 = = 8 8 + + 4 4 = =1414 - - 6 6 = =7 7 + + 8 8 = =1111 - - 2 2 = = 1111 - - 7 7 = =7 7 + + 7 7 = =1616 - - 9 9 = =5 5 + + 6 6 = = ( )+( )+ 1313 = = 18189 9 +( )=+( )= 1919( )-( )- 9 9 = = 7 7( )+( )+ 9 9 = = 1313 ( )-( )- 4 4 = = 1313( )+( )+ 1212 = = 17172 2 +( )=+( )= 11111616 -( )=-( )= 8 8 4 4 +( )=+( )= 11111818 -( )=-( )= 1212( )-( )- 8 8 = = 4 41212 -( )=-( )= 7 7 1515 -( )=-( )= 8 8( )+( )+ 9 9 = = 12121919 -( )=-( )= 1616( )+( )+ 1111 = = 1919 ( )-( )- 5 5 = = 9 91616 -( )=-( )= 9 96 6 +( )=+( )= 18183 3 +( )=+( )= 1111 7 7 +( )=+( )= 1919( )-( )- 8 8 = = 9 9( )+( )+ 4 4 = = 1212( )-( )- 4 4 = = 8 8 3 3 + + 9 9 + + 3 3 = =5 5 + + 8 8 - - 6 6 = =1616 - - 9 9 + + 1 1 = =3 3 + + 8 8 - - 9 9 = = 1515 - - 2 2 - - 5 5 = =1111 - - 9 9 + 5 5 = =2 2 + + 9 9 + + 4 4 = =1717 - - 9 9 + 2 2 = = 1111 + + 2 2 - - 5 5 = =1212 + + 2 2 - - 3 3 = =1818 - - 9 9 - - 7 7 = =5 5 + + 9 9 + + 2 2 = = 1818 - - 2 2 - - 3 3 = =1818 - - 9 9 - - 8 8 = =4 4 + + 9 9 + + 5 5 = =1414 - - 3 3 - - 9 9 = = 1212 - - 9 9 + 3 3 = =6 6 + + 8 8 - - 8 8 = =1717 - - 8 8 - - 4 4 = =4 4 + + 9 9 - - 7 7 = = 4 4 + + 9 9 + + 1 1 = =1616 - - 8 8 - - 6 6 = =9 9 + + 8 8 - - 4 4 = =1111 - - 9 9 + 4 4 = = 一年级数学20以内加减法口算题(50道)17一年级数学20以内加减法口算题(50道)17 一年级数学20以内加减法口算题(50道)18一年级数学20以内加减法口算题(50道)18 一年 班 姓名: 时间: 一年 班 姓名: 时间: 1111 - - 9 9 = =6 6 + + 8 8 = =1313 - - 5 5 = =1111 - - 3 3 = = 1313 - - 6 6 = =1212 - - 7 7 = =3 3 + + 8 8 = =1414 - - 8 8 = = 6 6 + + 6 6 = =1717 - - 8 8 = =1111 - - 6 6 = =6 6 + + 7 7 = = 1414 - - 9 9 = =8 8 + + 8 8 = =1313 - - 7 7 = =4 4 + + 1010 = = 1212 - - 4 4 = =5 5 + + 6 6 = =3 3 + + 1616 = =1111 - - 4 4 = = 5 5 + + 8 8 = =1111 - - 2 2 = =4 4 + + 1111 = =7 7 + + 8 8 = = 4 4 + + 7 7 = =4 4 + + 8 8 = =1212 - - 9 9 = =5 5 + + 7 7 = = 1313 - - 8 8 = =1818 - - 4 4 = =1616 - - 8 8 = =1313 - - 9 9 = = 1111 - - 5 5 = =1212 - - 6 6 = =7 7 + + 9 9 = =1414 - - 6 6 = = 9 9 + + 8 8 = =1414 - - 5 5 = =7 7 + + 7 7 = =1111 - - 7 7 = = 1313 - - 4 4 = =4 4 + + 1515 = =1212 - - 3 3 = =2 2 + + 1717 = = 4 4 + + 1414 = =1111 - - 8 8 = =1818 - - 3 3 = =1515 - - 7 7 = = 1212 - - 5 5 = =1717 - - 7 7 = =1414 - - 7 7 = =1212 - - 8 8 = = 8 8 +( )=+( )= 18181818 -( )=-( )= 9 9( )+( )+ 9 9 = = 1414( )+( )+ 1313 = = 1717 1818 -( )=-( )= 15153 3 +( )=+( )= 1111( )-( )- 4 4 = = 9 97 7 +( )=+( )= 1919 1212 -( )=-( )= 4 4( )-( )- 3 3 = = 14141111 -( )=-( )= 9 9( )+( )+ 9 9 = = 1212 ( )+( )+ 1010 = = 19191313 -( )=-( )= 9 9( )+( )+ 1212 = = 16165 5 +( )=+( )= 1919 1616 -( )=-( )= 1414( )-( )- 5 5 = = 7 74 4 +( )=+( )= 13131515 -( )=-( )= 9 9 2 2 +( )=+( )= 11111616 -( )=-( )= 8 8( )-( )- 6 6 = = 9 99 9 +( )=+( )= 1818 1212 - - 4 4 + 4 4 = =1313 + + 2 2 - - 4 4 = =6 6 + + 6 6 - - 3 3 = =1515 - - 3 3 + 5 5 = = 1818
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