Ответ:
1) 4 ц 1/3
2) 9
Пошаговое объяснение:
1)
1) 4+ 1/2 = 4+0,5 = 4,5
2) 3/4,5 = 30/45 = 6/9 = 2/3
3) 5 - 2/3 = (5*3-2)/3 = 13/3 = 4 ц 1/3
2)
1) 1 - 1/3 = (1*3-1)/3 = 2/3
2) 4 : 2/3 = 4 * 3/2 = 2*3 = 6
3) 3 + 6 = 9
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Answers & Comments
Ответ:
1) 4 ц 1/3
2) 9
Пошаговое объяснение:
1)
1) 4+ 1/2 = 4+0,5 = 4,5
2) 3/4,5 = 30/45 = 6/9 = 2/3
3) 5 - 2/3 = (5*3-2)/3 = 13/3 = 4 ц 1/3
2)
1) 1 - 1/3 = (1*3-1)/3 = 2/3
2) 4 : 2/3 = 4 * 3/2 = 2*3 = 6
3) 3 + 6 = 9