4,53m + 3,89n = 4,53 × 10 + 3,89 × 5 = 45,3 + 19,45 = 64,75
ответ: 64,75
4,53m+3,89n=4,53*10+3.89*5=45,3+19,45=64,75
4,53m + 3,89n = 4,53 × 10 + 3,89 × 5 = 45,3 + 19,45 = 64,75
ответ: 64,75
4,53m+3,89n=4,53*10+3.89*5=45,3+19,45=64,75