Дроби к общему знаменателю 5/24 и 3/56 2/45 и 1/72 5/24 и 1/36 4/21 и 1/30 3/28 и 3/40 5/16 и 3/64

5/24 = 35/168  и  3/56 = 9/168,

2/45 = 16/360  и  1/72 = 5/360,

5/24 = 15/72  и  1/36 = 2/72,

4/21 = 40/210  и  1/30 = 7/210,

3/28 = 30/280  и  21/280,

5/16 = 20/64  и  3/64