23/40 и 29/30
23/40=23×3/120=69/120 и
29/30=29 × 4/120=116/120
40=2×2×2×5 30=2×5×3
HO3=23×3×5=120
2/187 и 16/55
2/187=2×5/935=10/935 и
16/55=5×17/935=85/935
187=11×17 55=11×5
HO3=17×11×5=935
ОТВЕТ:1)120.
2)935.
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23/40 и 29/30
23/40=23×3/120=69/120 и
29/30=29 × 4/120=116/120
40=2×2×2×5 30=2×5×3
HO3=23×3×5=120
2/187 и 16/55
2/187=2×5/935=10/935 и
16/55=5×17/935=85/935
187=11×17 55=11×5
HO3=17×11×5=935
ОТВЕТ:1)120.
2)935.