1) 32,3 × 3/5 = 323/10 × 3/5 =323×3/10×5 = 969/50 км
2) 30,3+969/50= 303/10 + 969/50 = 1242/25
3) 1242/25 ÷ 3/5 = 1252/25 × 5/3 = 414/25 × 5 = 414/5 = 82 4/5
1) 32,3 × 3/5 = 323/10 × 3/5 =323×3/10×5 = 969/50 км
2) 30,3+969/50= 303/10 + 969/50 = 1242/25
3) 1242/25 ÷ 3/5 = 1252/25 × 5/3 = 414/25 × 5 = 414/5 = 82 4/5