问题 解答题
计算
(1)33+(-10)-(-22)
(2)-14-5×(-3×2)2+(-1)2010
(3)(
1
4
-
1
9
-
1
12
)×(-36)÷(-2)
(4)8×(-
1
2
)4-
1
6
×[2-(-3)2]
答案

(1)33+(-10)-(-22)

=33+(-10)+22   

=33+22+(-10)

=55+(-10)

=45

(2)-14-5×(-3×2)2+(-1)2010

=-1-5×(-6)2+1

=-1-5×36+1

=0-180

=-180

(3)(

1
4
-
1
9
-
1
12
)×(-36)÷(-2)

=(

1
4
-
1
9
-
1
12
)×(-36)×(-
1
2
)

=(

1
4
-
1
9
-
1
12
)×18

=

1
4
×18-
1
9
×18-
1
12
×18

=

9
2
-2-
3
2

=1

(4)8×(-

1
2
)4-
1
6
×[2-(-3)2]

=

1
16
-
1
6
×(2-9)

=

1
2
-
1
6
×(-7)

=

1
2
+
7
6

=

3
6
+
7
6

=

5
3

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