maths(...)

3 7/8 * 1 5/6

= 31/8*11/6

=93+44/24

=137/24

=5/17/24# (5又17分之24)

2008-01-02 16:37:26 補充：
upper is wrong 3 7/8 * 1 5/6 = 31/8 * 11/6= 341 / 48= 7 5/48

3 7/8 * 1 5/6
= 31/8 * 11/6
= 341 / 48
= 7 5/48

3 7/8 x 1 5/6
=3 7x1 5 / 8x6
=555 /48
=185 / 16

3 7/8 * 1 5/6
= 31/8 * 11/6
= 341 / 48
= 7 5/48

3 7/8 * 1 5/6
= 31/8*11/6
=93+44/24
=137/24
=5/17/24# (5又17分之24)