Вычислите: (2*3/7+5*2/7):(4*3/7-2*2/7)
1) 2*3/7 =6/7 2) 5* 2/7 =10/7 3) 6/7 +10/7 =16/7 4) 4*3/7= 12/7 5) 2*2/7 =4/7 6) 16/7:4/7=16/7 * 7/4 = 4 Ответ: 4