40: 5 + 64: 8= 16
72: 8 + 16 : 8 + 8: 8 =12
15: 5 + 50: 5= 13
5: 5 + 30: 5 + 25 : 5 =12
45: 9 + 27: 9=8
18: 9 + 63 : 9 + 9: 9 =10
- Հաշվի՛ր:
40: 5 + 64: 8= 16
72: 8 + 16 : 8 + 8: 8 =12
15: 5 + 50: 5= 13
5: 5 + 30: 5 + 25 : 5 =12
45: 9 + 27: 9=8
18: 9 + 63 : 9 + 9: 9 =10