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题型:填空题 题类:常考题 难易度:普通
分数和百分数及运算8341 10
填一填。
①— {#blank#}1{#/blank#} ②— {#blank#}2{#/blank#} ③— {#blank#}3{#/blank#} ④— {#blank#}4{#/blank#}
×45= ×2= × =
÷ = ÷6= ÷ =
301﹣199=
+ =
×16=
÷ =
2.1﹣1.2=
3.2+1.8=
× ÷ × =
40×25%=
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