问题
解答题
计算: (1)
(2)-24×(
|
答案
(1)
×4+16÷(-2)21 8
=
+16÷41 2
=
+41 2
=4
;1 2
(2)-24×(
+1 6
-2 3
)3 4
=-24×
-24×1 6
+24×2 3 3 4
=-4-16+18
=-2.
计算: (1)
(2)-24×(
|
(1)
×4+16÷(-2)21 8
=
+16÷41 2
=
+41 2
=4
;1 2
(2)-24×(
+1 6
-2 3
)3 4
=-24×
-24×1 6
+24×2 3 3 4
=-4-16+18
=-2.