oblicz (5-1 1/6 x 6/7):3/7 =
(5- 1 1/6 * 6/7) : 3/7 = (5 - 7/6 * 6/7) : 3/7 = (5-1) : 3/7 = 4 * 7/3 = 4/1 * 7/3 = 28/3 = 9 1/3
Pozdrawiam . : )
(5-1 7/42x36/42):18/42= (3 35/42x36/42):18/42= 33:18/42=77
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(5- 1 1/6 * 6/7) : 3/7 = (5 - 7/6 * 6/7) : 3/7 = (5-1) : 3/7 = 4 * 7/3 = 4/1 * 7/3 = 28/3 = 9 1/3
Pozdrawiam . : )
(5-1 7/42x36/42):18/42= (3 35/42x36/42):18/42= 33:18/42=77