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题型:填空题 题类:常考题 难易度:普通
北师大版数学五年级下册第一章第1节折纸同步练习
- ={#blank#}1{#/blank#} + ={#blank#}2{#/blank#} - ={#blank#}3{#/blank#} - ={#blank#}4{#/blank#}
+ = {#blank#}5{#/blank#} - = {#blank#}6{#/blank#} - = {#blank#}7{#/blank#} + ={#blank#}8{#/blank#}
42×2= 66÷3= 15×4= 80÷8= 5×40=
100÷5= 4×300= 140÷2= 60×9= 202×6≈
640÷8= 320÷4= 16×4= 300÷6= 389×2≈
+ = - = + = - = + =
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