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题型:填空题 题类:常考题 难易度:容易
异分母分数加、减法(不含带分数) 6936
+ = ﹣ = ﹣ = ﹣ = ﹣ =
+ = ﹣ = + = ﹣ = + =
+ = ﹣ = + = 1﹣ = + =
1﹣ = + = ﹣ = ﹣ = + =
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① ② 2÷5 ③ ④ 0.8÷2
⑤ ⑥ ⑦ ⑧
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