9/10×7/8×5/6 3/25×5/6×10/9 3/8×2/15×20/72 Решите произведение

Question

9/10×7/8×5/6
3/25×5/6×10/9
3/8×2/15×20/72
Решите произведение

Answer 1

9/10×7/8×5/6=21/32
3/25×5/6×10/9=1/9
3/8×2/15×20/72=1/72