问题
解答题
求下列各式的值: (1)
(2)
|
答案
(1)原式=
=
×1 9 49 25
=49 225
.7 15
(2)原式=0.6×
÷2 11
=1 2
×3 5
×2=2 11
.12 55
求下列各式的值: (1)
(2)
|
(1)原式=
=
×1 9 49 25
=49 225
.7 15
(2)原式=0.6×
÷2 11
=1 2
×3 5
×2=2 11
.12 55