>
数学
>
计算:
(1)
48
÷
3
-
1
2
×
12
+
24
;
(2)4
1
2
-
8
.
人气:387 ℃ 时间:2020-05-15 10:52:33
解答
(1)原式=
48÷3
-
1
2
×12
+2
6
=4-
6
+2
6
=4+
6
;
(2)原式=4×
2
2
-2
2
=2
2
-2
2
=0.
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