Răspuns:
Explicație pas cu pas:
2,5(3) = (253 - 25)/90 = 228/90 = 114/45 = 38/15
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3,2(36) = (3236 - 32)/990 = 3204/990 = 1602/495 = 178/55
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1,23(6) = (1236 - 123)/900 = 1113/900 = 371/300
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4,35(45) = (43545 - 435)/9900 = 43110/9900 = 4790/1100 = 479/110