题目内容
计算:
(1)24+5×6;
(2)40-(50-14×3);
(3)3.8+15×(1-
);
(4)(4.2+16
÷8)×
.
(1)24+5×6;
(2)40-(50-14×3);
(3)3.8+15×(1-
| 2 |
| 5 |
(4)(4.2+16
| 4 |
| 5 |
| 5 |
| 21 |
(1)原式=24+30=54;
(2)原式=40-(50-42)=40-8=32;
(3)原式=3.8+15×0.6=12.8;
(4)原式=(4.2+2.1)×
=1.5.
(2)原式=40-(50-42)=40-8=32;
(3)原式=3.8+15×0.6=12.8;
(4)原式=(4.2+2.1)×
| 5 |
| 21 |
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