问题 填空题
7
8
=21÷______=______%=
()
24
=______(填小数)
答案

7
8
=
7×3
8×3
=
21
(24)
=21÷24,

7
8
=7÷8=0.875=87.5%,

故答案为:24;87.5;21;0.875.

判断题
单项选择题