计算下列各题:(1)(+4.3)-(-4)+(-2.3)-(+4);(2)-4-2×32+(-2×32);(3)(-48)÷(-2)3-(-25)×(-4)+(-2)2.-数学

题目简介

计算下列各题:(1)(+4.3)-(-4)+(-2.3)-(+4);(2)-4-2×32+(-2×32);(3)(-48)÷(-2)3-(-25)×(-4)+(-2)2.-数学

题目详情

计算下列各题:
(1)(+4.3)-(-4)+(-2.3)-(+4);
(2)-4-2×32+(-2×32);
(3)(-48)÷(-2)3-(-25)×(-4)+(-2)2
题型:解答题难度:中档来源:不详

答案

(1)(+4.3)-(-4)+(-2.3)-(+4)
=4.3+4-2.3-4
=2;

(2)-4-2×32+(-2×32)
=-4-64-64
=-132;

(3)(-48)÷(-2)3-(-25)×(-4)+(-2)2
=6-100+4
=-90.

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