
计算:(1)-22+[18-(-3)×2]÷4; (2)-4-[-5+(0.2×13-1)÷(-125)].
计算:(1)-22+[18-(-3)×2]÷4;(2)-4-[-5+(0.2×13-1)÷(-125)]....
计算:(1)-22+[18-(-3)×2]÷4; (2)-4-[-5+(0.2×13-1)÷(-125)].
展开
展开全部
(1)-22+[18-(-3)×2]÷4=-4+[18+6]÷4=-4+6=2;
(2)-4-[-5+(0.2×
-1)÷(-1
)]
=-4-[-5+(-
)×(-
)]
=-4-(-5+
)
=-4+4
=
.
(2)-4-[-5+(0.2×
1 |
3 |
2 |
5 |
=-4-[-5+(-
14 |
15 |
5 |
7 |
=-4-(-5+
2 |
3 |
=-4+4
1 |
3 |
=
1 |
3 |
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询