看图列式计算。

{#blank#}1{#/blank#}

加法：{#blank#}2{#/blank#}     减法：{#blank#}3{#/blank#}

43 + 5 =         55 + 4 =         67 + 2 =       3 + 62 =

43 +50 =        55 +40 =         67 +20 =      30 +62 =

87 – 60 =        68 – 30 =        45 – 40 =      56 – 20 =

87 – 6 =         68 – 3 =         45 – 4 =        56 – 2 =

12－3＝      14－7＝     8＋4＝      30+70=

30＋7＝      42－2＝    50＋6＝       17-9=  

20－9＝     55－50＝    36－6＝      18－9=

63－3＝     25－5＝    77－70＝       15-6=