二年级口算加减乘除都要!谢谢!

1个回答

  • 38+9= 28+21= 7-7= 72+17=

    8×1= 1×9= 100-70= 8×6=

    22+8= 3×4= 65+12= 3×4=

    1+4= 66-66= 9+1= 60-30=

    8-8= 31-9= 33+33= 6×5=

    1×1= 40-5= 3×3= 37-3=

    68-50= 0+38= 40+19= 65-55=

    42+6= 54+30= 9-8= 28+7=

    0+5= 4×9= 8-3= 42-6=

    0×5= 27-8= 7+1= 36-12=

    5+7= 8×8= 4+8= 4×7=

    15-5= 36-12= 4×8= 5×9=

    15+5= 45+45= 36+15= 30-4=

    2×9= 1×3= 6-6= 1+3=

    9×8= 81-9= 9×7= 7×8=

    36+63= 29-7= 6×8= 85-4=

    54+9= 2×2= 3×9= 8+8=

    54-9= 12-5= 25+41= 8×8=

    16+6-6= 48+8+10= 80-40-40= 25-10+8=

    7×6+7= 7×4-4= 5×7+20= 9×9-9=