题目
题型:解答题难度:一般来源:不详
(1)(-3)+(-4)-(+11)-(-19)
(2)(4)-32×2+3×(-2)2
(3)(
1 |
9 |
1 |
6 |
1 |
18 |
(4)1
1 |
6 |
1 |
2 |
1 |
4 |
1 |
5 |
答案
=-18+19
=1;
(2)原式=-9×2+3×4
=-18+12
=-6;
(3)原式=
1 |
9 |
1 |
6 |
1 |
18 |
=4-6-2
=4-8
=-4;
(4)原式=
7 |
6 |
3 |
2 |
5 |
4 |
6 |
5 |
=
21 |
8 |
核心考点
试题【计算:(1)(-3)+(-4)-(+11)-(-19)(2)(4)-32×2+3×(-2)2(3)(19-16-118)×36(4)116×(-112)×(-1】;主要考察你对有理数的混合运算等知识点的理解。[详细]
举一反三
a+b |
m |