Răspuns:
48/21
Explicație pas cu pas:
6 • [1/4 + (7/36 - 1/24) : 7/6] =
6 • [1/4 + (7×2/72 - 3/72) : 7/6] =
6 • [1/4 + (14/72 - 3/72) : 7/6] =
6 • [1/4 + 11/72 × 6/7] =
6 • [1/4 + 11/84] =
6 • [21/84 + 11/84] =
6 • 32/84 =
192/84 =
48/21
2 intregi 6/21
