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310千克的30%是______千克;56米是5米的______;比4米多25%的是____

2022-08-14 03:48:44 问答库 阅读 200 次

问题详情

3

10

千克的30%是______千克;5

6

米是5米的______;比4米多25%的是______米;4米比______米少1

5

,15比50少______%,35比______多1

6

参考答案

(1)310×30%,
=0.3×0.3,
=0.09(千克);

(2)56÷5,
=56×15,
=16;

(3)4×(1+25%),
=4×1.25,
=5(米);

(4)4÷(1-15),
=4÷45,
=4×54,
=5(米);

(5)(50-15)÷50,
=35÷50,
=70%;

(6)35÷(1+16),
=35÷76,
=35×67,
=30.
故答案为:0.09,16,5,5,70,30.

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