а)1) 108:9 = 100:9 + 8:9 = 11 + 0.888... = 11.888...
2) 495:5 = 490:5 + 5:5 = 98 + 1 = 99
б)1) 48:3 = 45:3 + 3:3 = 15 + 1 = 16
2) 686:7 = 686:7 = 98
в)1) 72:4 = 70:4 + 2:4 = 17 + 0.5 = 18.5
2) 165:15 = 150:15 + 15:15 = 10 + 1 = 11
а)
1) 108:9 = 100:9 + 8:9 = 11 + 0.888... = 11.888...
2) 495:5 = 490:5 + 5:5 = 98 + 1 = 99
б)
1) 48:3 = 45:3 + 3:3 = 15 + 1 = 16
2) 686:7 = 686:7 = 98
в)
1) 72:4 = 70:4 + 2:4 = 17 + 0.5 = 18.5
2) 165:15 = 150:15 + 15:15 = 10 + 1 = 11