Вопрос:
8. 63 : 7, 56 : 8, 48 : 8, 9 × 7, 6 × 6, 7 × 7, 8 × 3 – 3 × 8, 7 × 6 – 6 × 7, 4 × 8 – 8 × 3, 54 – 24 : 6 + 40, 90 – 21 + 42 : 7, 35 – 30 : 5 + 25
Ответ:
- 63 : 7 = 9
- 56 : 8 = 7
- 48 : 8 = 6
- 9 × 7 = 63
- 6 × 6 = 36
- 7 × 7 = 49
- 8 × 3 – 3 × 8 = 24 - 24 = 0
- 7 × 6 – 6 × 7 = 42 - 42 = 0
- 4 × 8 – 8 × 3 = 32 - 24 = 8
- 54 – 24 : 6 + 40 = 54 - 4 + 40 = 90
- 90 – 21 + 42 : 7 = 90 - 21 + 6 = 75
- 35 – 30 : 5 + 25 = 35 - 6 + 25 = 54
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