题目内容
| 计算16-7+8=( ) A.16 B.17 C.18 D.19 |
试题答案
B
相关题目
计算下面各题,能用简便方法计算的要用简便方法计算.
①2.2×3.83+
×5.17+
②2.5×2.4+1.84+5.16
③7.8÷[32×(1-
)+3.6]
④
×
+
÷
⑤3.8-(2.8+0.57)
⑥
×[
-(
-
)].
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①2.2×3.83+
| 11 |
| 5 |
| 11 |
| 5 |
②2.5×2.4+1.84+5.16
③7.8÷[32×(1-
| 5 |
| 8 |
④
| 4 |
| 5 |
| 2 |
| 3 |
| 1 |
| 5 |
| 3 |
| 4 |
⑤3.8-(2.8+0.57)
⑥
| 8 |
| 9 |
| 3 |
| 4 |
| 7 |
| 16 |
| 1 |
| 4 |