14分之9×27分之16
=8/21
12分之13÷21分之26
=13/12×21/26
=7/8
15分之4÷15分之16
=4/15×15/16
=1/4
15分之8×24分之17
=17/45
6分之5×10分之3×9分之8
=5/6×3/10×8/9
=2/9
10分之3×6分之5÷32分之15
=3/10×5/6×32/15
=8/15
14分之9×27分之16
=8/21
12分之13÷21分之26
=13/12×21/26
=7/8
15分之4÷15分之16
=4/15×15/16
=1/4
15分之8×24分之17
=17/45
6分之5×10分之3×9分之8
=5/6×3/10×8/9
=2/9
10分之3×6分之5÷32分之15
=3/10×5/6×32/15
=8/15