Question

Реши примеры таким способом 56:4=40:4+16:4=4 75:5 87:29 90:18 500×90 80×7000 42000:600 320000:800

Answer 1

75:5=60:5+15:5=5 87:29=58:29+29:29=3 90:18=54:18+36:18=5

Answer 2

56:4 = 14

40:4 + 16:4 = 10 + 4 = 14

75:5 = 15

87:29 ≈ 3

90:18 = 5

500×90 = 45,000

80×7000 = 560,000

42000:600 = 70

320000:800 = 400