Question

4 4/9 * 2 5/8 Помогите дроби​

Answer 1

4 4\9 × 2 5\8 = (4 × 9 + 4)/9 × (2 × 8 + 5)/8 = 40/9 × 21/8 = (40 ÷ 8)/(9 ÷ 9) × (21 ÷ 9)/(8 ÷ 8) = 5/1 × 3/1 = 5 × 3 = 15.