Сократи дроби : 15/75 138/318 532/616 81/198 14/49

Сократим дроби: 1) 15/75 = 5 * 3/(25 * 3) = 5 * 1/(25 * 1) = 5/25 = 5/(5 * 5) = 1/(1 * 5) = 1/5; 2) 138/318 = 2 * 69/(2 * 159) = 1 * 69/(1 * 159) = 69/159 = 23 * 3/(3 * 53) = 23 * 1/(1 * 53) = 23/53;3) 532/616 = 2 * 266/(2 * 308) = 266/308 = 133/154; 4) 81/198 = 9 * 9/(9 * 22) = 1 * 9/(1 * 22) = 9/22; 5) 14/49 = 2 * 7/(7 * 7) = 2 * 1/(1 * 7) = 2/7.