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МатематикаВопрос:
10. Calculate: 5 × 7 - 27 0 × 9 + 28 3 × 9 - 19
Ответ:
Решение:
- \[ 5 \times 7 - 27 = 35 - 27 = 8 \]
- \[ 0 \times 9 + 28 = 0 + 28 = 28 \]
- \[ 3 \times 9 - 19 = 27 - 19 = 8 \]
Ответ: 8, 28, 8
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- 19. Compose and solve examples based on the pattern: 6 × 4 = 24 4 × 6 = 24 24 : 6 = 4 24 : 4 = 6
