- 6/3 × 2/5 = 6 × 2/3 × 5 = 12/15
- 13/5 × 7/8 = 13 × 7/5 × 8 = 91/40
- 12/7 × 4/9 = 4/7 × 4/3 = 4 × 4/7 × 3 = 16/21
- 14/5 × 12/11 = 14 × 12/5 × 11 = 168/55
- 3/4 × 8/6 = 1/1 × 2/2 =1 × 1 = 1
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Apollineda78 • il y a 2548 jours. FACILE |