问题
解答题
计算下列各题.
|
答案
(1)5÷(
+1 2
)×1 6
,2 15
=5÷
×2 3
,2 15
=
×15 2
,2 15
=1;
(2)(
-1 2
+1 3
)×48,1 4
=
×48-1 2
×48+1 3
×48,1 4
=24-16+12,
=20.
计算下列各题.
|
(1)5÷(
+1 2
)×1 6
,2 15
=5÷
×2 3
,2 15
=
×15 2
,2 15
=1;
(2)(
-1 2
+1 3
)×48,1 4
=
×48-1 2
×48+1 3
×48,1 4
=24-16+12,
=20.