Помогите пж
1 и 2 задание на скрине
№ 1.
а) 5/7 = 10/14
б) 4/9 = 28/63
в) 64/112 = 4/7
г) 45/147 = 15/49
№ 2.
8/20 = 2/5
10/24 = 5/12
12/32 = 3/8
24/42 = 4/7
18/30 = 3/5
90/120 = 3/4
80/56 = 10/7 = 1 3/7
36/27 = 4/3 = 1 1/3
200/24 = 25/3 = 8 1/3
145/100 = 29/20 = 1 9/20
39/13 = 3
56/14 = 4
15 * 14
----------- = 15/28 * 14/12 = 15/2 * 1/12 = 15/24 = 5/8
28 * 12
9 * 8
-------------- = 9/16 * 8/27 = 1/2 * 1/3 = 1/6
16 * 27
22 * 36
----------- = 22/27 * 36/44 = 2/3 * 4/4 = 2/3
27 * 44
12 * 15
----------- = 12/25 * 15/16 = 3/5 * 3/4 = 9/20
25 * 16
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