Пошаговое объяснение:
1) 3,7/3 = 37/10 * 1/3 = 37/30
2) 37/30 : 5,08 = 37/30 : 508/100 = 37/30 * 100/508 = 37/3 * 10/508 = 370/1524 = 185/762
3) 185/762 - 13 4/1 = 185/762 - 17 = 185/762 - 16 762/762 = -16 577/762
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Пошаговое объяснение:
1) 3,7/3 = 37/10 * 1/3 = 37/30
2) 37/30 : 5,08 = 37/30 : 508/100 = 37/30 * 100/508 = 37/3 * 10/508 = 370/1524 = 185/762
3) 185/762 - 13 4/1 = 185/762 - 17 = 185/762 - 16 762/762 = -16 577/762