Впишите в рамочку нужное число 1) 5/9=?/27=25/?=40/? 2)7/6=21/?=?/30=49/? 3) 3/4=?/24=24/?=?/48 4) 2/3=?/15 =14/?=?/27

Впишем в рамочки нужное число:1) 5/9 = (5 * 3)/(9 * 3) = 15/27 = (5 * 5)/(9 * 5) = 25/45 = (5 * 8)/(8 * 9) = 40/78;2) 7/6 = (7 * 3)/(6 * ) = 21/18 = (7 * 5)/(6 * 5) = 35/30 = (7 * 7)/(7 * 6) = 49/42;3) 3/4 = (3 * 6)/(4 * 6) = 18/24 = (3 * 8)/(4 * 8) = 24/32 = (3 * 12)/(4 * 12) = 36/48;4) 2/3 = (2 * 5)/(3 * 5) = 10/15 = (2 * 7)/(3 * 7) = 14/21 = (2 * 9)/(3 * 9) = 18/27.