计算(1)(-4)-(+13)+(-5)-(-9)(2)(-48)÷8-(-25)×(-6)(3)-14-(1-0.5)×13×[2-(3

计算(1)(-4)-(+13)+(-5)-(-9)(2)(-48)÷8-(-25)×(-6)(3)-14-(1-0.5)×13×[2-(3)2](4)(23-112-115)×(-60)
2026年09月23日 21:35
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网友(1):

(1)原式=-4-13-5+9
=-13;
(2)原式=-6-150
=-156;
(3)原式=-1-

1
2
×
1
3
×(-7)
=-1+
7
6

=
1
6

(4)原式=-40+5+4
=-31.