Ответ:
1) 3/14
2) 2/5
3) 1/7
4) 15
Пошаговое объяснение:
1) 3/7 x 1/2 = 3x1 / 7x2 = 3/14
2) 5/7 x14/25 = 5x14 / 7x25 = 2/5
3) 3/5 x 2/7 x 5/6 = 3x2x5 / 5x7x6 = 1/7
4) 3 3/4 x 4 = 3x4 + 3x4 / 4 = 15
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Answers & Comments
Ответ:
1) 3/14
2) 2/5
3) 1/7
4) 15
Пошаговое объяснение:
1) 3/7 x 1/2 = 3x1 / 7x2 = 3/14
2) 5/7 x14/25 = 5x14 / 7x25 = 2/5
3) 3/5 x 2/7 x 5/6 = 3x2x5 / 5x7x6 = 1/7
4) 3 3/4 x 4 = 3x4 + 3x4 / 4 = 15