问题
解答题
计算: (1)(-10)3+[(-4)2-(1-32)×2]; (2)-24×(
(3)7.6×15
|
答案
(1)原式=-1000+[16-(1-9)×2]
=-1000+16+16
=-968;
(2)原式=-4-32+18=-18;
(3)原式=7.6(15
+37 13
-82 13
)9 13
=7.6×10
=76.
计算: (1)(-10)3+[(-4)2-(1-32)×2]; (2)-24×(
(3)7.6×15
|
(1)原式=-1000+[16-(1-9)×2]
=-1000+16+16
=-968;
(2)原式=-4-32+18=-18;
(3)原式=7.6(15
+37 13
-82 13
)9 13
=7.6×10
=76.