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题型:解决问题 题类:常考题 难易度:容易
两位数减整十数(不退位)998(10题)
48-3={#blank#}1{#/blank#}
48-30={#blank#}2{#/blank#}
{#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#}= {#blank#}4{#/blank#}({#blank#}5{#/blank#})
43+26= 76-45= 44-21= 25+14=
96-6= 28-22= 55+23= 48-17=
72+13= 56-35= 48+25= 59-27=
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