问题
解答题
计算: (1)
(2)
(3)
(4)
|
答案
(1)原式=
=24×2
=448
.3
(2)原式=
=24 2
=212
.3
(3)原式=
=3x18x2y
.2y
(4)原式=
=
÷5 2 1 10
=5.25
计算: (1)
(2)
(3)
(4)
|
(1)原式=
=24×2
=448
.3
(2)原式=
=24 2
=212
.3
(3)原式=
=3x18x2y
.2y
(4)原式=
=
÷5 2 1 10
=5.25