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题型:计算题 题类:常考题 难易度:困难
两位数减两位数(退位)1189(10题)
{#blank#}1{#/blank#} {#blank#}2{#/blank#}
64-6{#blank#}1{#/blank#}64-60+6 75-72{#blank#}2{#/blank#}75-27+8
20+8+13{#blank#}3{#/blank#}20+(8+13) 96-70{#blank#}4{#/blank#}16+70
55+16+25= 92-34-9= 67-29+35=
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