(1)23+(-15)+13(2)10+(-2)×(-5)2(3)(14-12+16)×24(4)(-6)÷(24-48-0.6)×41(5)|-79|÷(23-15)-13×(-4)2(6)-12-

题目简介

(1)23+(-15)+13(2)10+(-2)×(-5)2(3)(14-12+16)×24(4)(-6)÷(24-48-0.6)×41(5)|-79|÷(23-15)-13×(-4)2(6)-12-

题目详情

(1)
2
3
+(-
1
5
)+
1
3

(2)10+(-2)×(-5)2
(3)(
1
4
-
1
2
+
1
6
)×24
(4)(-6)÷(24-48-0.6)×41
(5)|-
7
9
|÷(
2
3
-
1
5
)-
1
3
×(-4)2
(6)-12-[1
2
3
+(-12)÷6]2×(-
3
4
3
题型:解答题难度:中档来源:不详

答案

(1)原式=(class="stub"2
3
+class="stub"1
3
class="stub"1
5
=1-class="stub"1
5
=class="stub"4
5

(2)原式=10-50=-40;
(3)原式=6-12+4=10-12=-2;
(4)原式=-6÷(-24.6)×41=class="stub"1
4.1
×41=10;
(5)原式=class="stub"7
9
÷class="stub"7
15
-class="stub"1
3
×16=class="stub"5
3
-class="stub"16
3
=-class="stub"11
3

(6)原式=-1-class="stub"1
9
×(-class="stub"27
64
)=-1+class="stub"3
64
=-class="stub"61
64

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