问题 解答题
直接写出得数.
0.5÷0.01=
3
4
×2.8=
2-
7
5
=
2.5×12=
0.8-0.36=2.3÷10%=
5
8
×
4
15
=
800-498=
答案

①0.5÷0.01=50; ②

3
4
×2.8=2.1; ③2-
7
5
=0.6; ④2.5×12=30;

⑤0.8-0.36=0.44; ⑥2.3÷10%=23;⑦

5
8
×
4
15
=
1
6
; ⑧800-498=302.

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