80 : 2 = 40
40 × 2 = 80
900 : 300 = 3
3 × 300 = 900
400 : 2 = 200
200 × 2 = 400
100 : 20 = 5
5 × 20 = 100
1000 : 200 = 5
5 × 200 = 1000
60 : 30 = 2
2 × 30 = 60
800 : 2 = 400
400 × 2 = 80p
