题目内容
| 列式计算. 12×(87+368÷16) | 3-
| ||||||||
| 6×18+4.4×18 |
|
(1)12×(87+368÷16)
=12×(87+23)
=12×110
=1320;
(2)3-
| 3 |
| 2 |
| 10 |
| 21 |
| 2 |
| 7 |
=3-
| 5 |
| 7 |
| 2 |
| 7 |
=3-(
| 5 |
| 7 |
| 2 |
| 7 |
=3-1
=2;
(3)6×18+4.4×18
=(6+4.4)×18
=10.4×18
=187.2;
(4)
| 8 |
| 9 |
| 3 |
| 4 |
| 15 |
| 16 |
| 3 |
| 4 |
=
| 8 |
| 9 |
| 3 |
| 4 |
| 3 |
| 16 |
=
| 8 |
| 9 |
| 9 |
| 16 |
=
| 1 |
| 2 |
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