Вычисление дробей.

Question

2а) 2/9 + 5/18 = 9/18 + 5/18 = 14/18 = 7/9; 2б) 17/20 - 5/12 = 204/240 - 100/240 = 104/240 = 13/30; 2в) 11/15 - 3/10 + 1/45 = 66/90 - 27/90 + 2/90 = 41/90.

Accepted Answer

2а) 2/9 + 5/18 = 9/18 + 5/18 = 14/18 = 7/9; 2б) 17/20 - 5/12 = 204/240 - 100/240 = 104/240 = 13/30; 2в) 11/15 - 3/10 + 1/45 = 66/90 - 27/90 + 2/90 = 41/90.

Вычисление дробей.

Ответ:

Похожие