问题 解答题
计算:
(1)-9×(-11)-96÷(-8);
(2)7-(
3
8
+
1
6
-
3
4
)×24

(3)-22×7-(-3)×6+|-10|÷2;
(4)-1100-(
1
6
-
2
5
)÷1
3
4
×[(-7)2-(-11)]
答案

(1)原式=99+12

=111;

(2)原式=7-(

3
8
×24+
1
6
×24-
3
4
×24)

=7-(9+4-18)

=7-(-5)

=7+5

=12;

(3)原式=-4×7-(-18)+10÷2

=-28+18+54

=-5;

(4)原式=-1-(-

7
30
)×
4
7
×[49+11]

=-1+

7
30
×
4
7
×60

=1+8

=9.

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