2019年一年级数学下学期单元过关练习题(二).doc

2019年一年级数学下学期单元过关练习题(二)一、口算（124）119= 137= 117= 136+3= 126= 178= 113= 123+1= 114= 159= 118= 124+2= 158= 149= 127= 148+4= 169= 129= 134= 128+6= 179= 112= 116= 10+45= 二、填空（37）（ ）个（ ）个（ ）个（ ）个（ ）个1、巧克力鸡翅原有16块12个吃了7块5个还剩（ ）块（ ）个2、二、看图写算式（36）1、 3、 = = ？个 = = = 2、？个 15个= 三、应用题（55+8）1、树上原来有14只猴，下来了7只，树上还剩几只？2、一共采了15筐桃子，运走6筐，还有多少筐没运走？3、小李要给18棵树浇水，已经浇了9棵，还剩多少棵没有浇？4、梨子和苹果一共有11只，梨子有5只，苹果有多少只？5、鸡有10只，鸭有7只，（1）鸡和鸭一共多少只？（2）母鸡有9只，公鸡有多少只？四、想一想：（22）139= 168=14附送：2019年一年级数学下学期口算竞赛测试卷一、 口算（每题0.5分，共24分）7 + 6 = 5 + 9 = 8 + 7 = 5 + 8 = 7 + 9 = 9 + 8 = 5 + 7 = 8 + 4 = 9 + 3 = 9 + 9 = 3 + 8 = 6 + 5 = 7 + 4 = 8 + 8 = 6 + 8 = 2 + 9 = 7 + 7 = 3 + 7 = 6 + 6 = 6 + 9 = 8 + 6 = 3 + 8 = 5 + 5 = 7 + 8 = 12 4 = 15 6 = 14 7 = 11 8 = 14 9 = 15 7 = 15 9 = 16 7 = 13 6 = 16 9 = 11 5 = 12 8 = 11 7 = 18 9 = 17 8 = 14 8 = 13 7 = 15 8 = 14 5 = 11 9 = 17 9 = 17 9 = 11 5 = 13 8 = 二、口算（每题1分，共24分）28 + 20 = 58 6 = 66 60 = 75 30 = 38 + 40 = 71 + 23 = 89 8 = 50 + 24 = 4 + 55 = 96 20 = 66 60 = 38 + 21 = 30 + 34 = 69 7 = 59 4 = 73 70 = 95 50 = 25 + 44 = 62 + 7 = 30 + 49 = 86 60 = 91 50 = 36 + 30 = 51 + 25 =三、在（ ）里填上合适的数。（每题2分，共24分） 3 +（ ）=73 5 +（ ）=70 4 +（ ）=17 43 +（ ）=93 38 （ ）=8 68 （ ）=48 （ ） 6 = 50 （ ）+ 20 = 66 48 =（ ）+20 63=（ ）+13 72=（ ）+ 70 59=（ ）+ 9四、计算。（每题2分，共28分）18+9 9 = 12 8 + 70 = 70 30 + 6 = 46 + 40 + 2 = 99 9 40 = 5 + 70 5 = 9 + 7 + 20 = 14 5 + 30 = 30 + 6 + 4 = 55 5 + 15 = 36