题目
题型:解答题难度:一般来源:不详
(1)0-(+8)+(-2.7)-(+5);
(2)-3.92+6.24-8.56+4.28;
(3)0.25+
1 |
12 |
2 |
3 |
1 |
4 |
5 |
12 |
(4)-
5 |
6 |
5 |
6 |
答案
=-15.7;
(2)原式=(6.24+4.28)-(3.92+8.56),
=10.52-12.48,
=-1.96;
(3)原式=(
1 |
4 |
1 |
4 |
1 |
12 |
5 |
12 |
2 |
3 |
=-1;
(4)原式=(-
5 |
6 |
5 |
6 |
=17.8.
核心考点
试题【计算:(1)0-(+8)+(-2.7)-(+5);(2)-3.92+6.24-8.56+4.28;(3)0.25+112+(-23)-14-512;(4)-56】;主要考察你对有理数的运算等知识点的理解。[详细]
举一反三
①-23+(-37)-(-12)+45; ②(
2 |
3 |
1 |
6 |
2 |
9 |