题目
题型:单选题难度:简单来源:不详
A.140% | B.50% | C.55% | D.33.3% |
答案
180-120 |
120 |
故选B
核心考点
举一反三
(1)23-6×(-3)+2×(-4)-|-5|;
(2)-12-[1
3 |
7 |
3 |
4 |
(1)(-1.5)+
1 |
2 |
3 |
5 |
(2)2
1 |
4 |
6 |
7 |
1 |
2 |
(3)-32-[-5+(1-0.6×
3 |
5 |
(1)(-12)×(
1 |
3 |
1 |
4 |
1 |
2 |
(2)-22+|5-8|+24÷(-3)×
1 |
3 |
(1)8+(-
1 |
4 |
(2)19
16 |
17 |
(3)-32-|(-5)3|×(-
2 |
5 |
(4)-3.375×12+4.375×12-36×(
1 |
18 |
1 |
12 |
1 |
3 |