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题型:口算与估算 题类:常考题 难易度:容易
人教版数学五年级下学期期末复习六:分数的意义和性质、分数的加法和减法(B)(适用于云南地区)
+ = + = - = - =
- = - = + = - =
- = 1- = + = + =
={#blank#}1{#/blank#} ={#blank#}2{#/blank#}
900×0{#blank#}1{#/blank#}900+0 450×3{#blank#}2{#/blank#}405×3 + {#blank#}3{#/blank#}1
+ = ﹣ = ﹣ = ﹣ = ﹣ =
+ = ﹣ = + = ﹣ = + =
+ = ﹣ = + = 1﹣ = + =
1﹣ = + = ﹣ = ﹣ = + =
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