题目内容
①8×(
-
)÷80%
②50%÷
×
-37.5%
③
÷
-
④(6.7×60%+3.3×60%)÷
⑤10×(
-
÷37.5%).
| 1 |
| 2 |
| 2 |
| 5 |
②50%÷
| 2 |
| 3 |
| 3 |
| 4 |
③
| 5 |
| 12 |
| 7 |
| 12 |
| 2 |
| 3 |
④(6.7×60%+3.3×60%)÷
| 1 |
| 4 |
⑤10×(
| 8 |
| 5 |
| 3 |
| 8 |
①原式=8×
×
=1;
②原式=
×
×
-
=
-
=
;
③原式=
×
-
=
-
=
;
④60%(6.7+3.3)×4
=60%×10×4
=24;
⑤原式=10×(
-
×
)
=10×(
-1)
=10×
=6.
| 1 |
| 10 |
| 100 |
| 80 |
=1;
②原式=
| 1 |
| 2 |
| 3 |
| 2 |
| 3 |
| 4 |
| 3 |
| 8 |
=
| 9 |
| 16 |
| 3 |
| 8 |
=
| 3 |
| 16 |
③原式=
| 5 |
| 12 |
| 12 |
| 7 |
| 2 |
| 3 |
=
| 5 |
| 7 |
| 2 |
| 3 |
=
| 1 |
| 21 |
④60%(6.7+3.3)×4
=60%×10×4
=24;
⑤原式=10×(
| 8 |
| 5 |
| 3 |
| 8 |
| 8 |
| 3 |
=10×(
| 8 |
| 5 |
=10×
| 3 |
| 5 |
=6.
练习册系列答案
相关题目
聪明好学的王明用计算机自己设计了一个计算程序,输入和输出的数据如下表
那么,当输入数据12时,输出的数据是( )
| 输入 | … | 1 | 2 | 3 | 4 | 5 | 6 | … | ||||||||||||
| 输出 | … |
|
|
|
|
|
|
… |
A、
| ||
B、
| ||
C、
| ||
D、
|