一年级口算.doc

4+3= 5+3= 4+4= 3+3= 7+3= 8+1=2+7= 3+5= 2+8= 1+9= 7+2= 5+4=2+6= 4+2= 5+2= 3+6= 2+5= 4+6=8+3= 9+4= 7+5= 6+8= 9+6= 1+9=7+4= 4+9= 8+7= 2+9= 5+8= 5+9=6+7= 3+9= 4+8= 5+6= 6+5= 7+9=7+8= 7+6= 8+9= 8+8= 8+6= 8+3=9+9= 8+5= 9+8= 9+5= 9+7= 9+4=9+3= 9+2= 5+5= 6+4= 8+2= 3+7=5+2+3= 4+5+1= 9-5+6= 4+2-5= 8-4+3=4+3+2= 3-2+5= 9-4-2= 8-7-1= 2+5-6=4-2+8= 7-5+6= 5+3+1= 7+2-5= 6-4-1=6-3-2= 4-3+9= 8-7+4= 6-4+8= 8-6+7=188= 187= 109= 103= 107=154= 188= 184= 125= 106=177= 106= 153= 199= 101=177= 1710= 410= 116= 134=102= 133= 136= 103= 107=199= 109= 155= 10+10= 157=1910= 172= 315= 184= 109=195= 106= 105= 154= 153=514= 610= 165= 163= 183=174= 185= 172= 811= 115=108= 412= 171= 412= 174=178= 135= 156= 137= 145=129= 112= 177= 169= 125=610= 139= 117= 116= 94=148= 168= 124= 119= 128=156= 138= 113= 18-12= 17 6=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 = 15 8=8( ) 13 ( ) 712 16( ) 96( ) 11 18( )9 ( )41414( )9 ( )67 15( )108( )12 6( ) 15 ( ) 7149( ) 13 ( ) 612 16( ) 56( ) 17 18( )4 ( )61414( )6 ( )65 15( )311( )13 6( ) 16 ( ) 7154( ) 13 ( ) 512 15( ) 95( ) 11 16( )9 ( )41518( )9 ( )59 16( )103( )12 9( ) 15 ( ) 51416( ) 9 6( ) 11 18( )9( )414 14( )9 ( )6719( )10 2( )12 7( ) 1513( )6 ( )78 14( )612( )16 8( ) 16 ( ) 8157( ) 19 ( ) 716 14( ) 91375 912 1532559 16104 1191258 1364 145516106 1375 18123875 761 1716485 1474 16951384 1128 127614511 1578 163141795 1875 191051158 1248 13488914 784 12971159 495 19871878 4145 5414795 7514 16949817 784 181171