6. Сократите: (2 × 3) / (2 × 5) = ? (4 × 3) / (5 × 4) = ? (6 × 7) / (7 × 8) = ? (15 × 3) / (11 × 10) = ?

Question

Вопрос:

Ответ:

Accepted Answer

(2 × 3) / (2 × 5) = 3/5

(4 × 3) / (5 × 4) = 3/5

(6 × 7) / (7 × 8) = 6/8 = 3/4

(15 × 3) / (11 × 10) = 45/110 = 9/22