Bonjour,
A = (15 - 7) - (5 - 9) - 3/4
→ A = 8 - (-4) - 3/4
→ A = 8 + 4 - 3/4
→ A = 12 - 3/4
→ A = 48/4 - 3/4
→ A = 45/4
B = 8/9 + 4/3 ÷ 6/5
→ B = 8/9 + 4/3 ÷ 6/5
→ B = 8/9 + 4/3 * 5/6
→ B = 8/9 + 20/18
→ B = 16/18 + 20/18
→ B = 36/18 = 2
Copyright © 2024 ELIBRARY.TIPS - All rights reserved.
Lista de comentários
Bonjour,
A = (15 - 7) - (5 - 9) - 3/4
→ A = 8 - (-4) - 3/4
→ A = 8 + 4 - 3/4
→ A = 12 - 3/4
→ A = 48/4 - 3/4
→ A = 45/4
B = 8/9 + 4/3 ÷ 6/5
→ B = 8/9 + 4/3 ÷ 6/5
→ B = 8/9 + 4/3 * 5/6
→ B = 8/9 + 20/18
→ B = 16/18 + 20/18
→ B = 36/18 = 2