试题 试卷
题型:解决问题 题类:常考题 难易度:困难
两位数减两位数(进位)1138(10题)
{#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/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
试题篮