3 - 2 3/11 + 2 5 /11 = решите плиз
3 5 11 3 5 8 5 13
3 - 2 --------- + 2 ---------- = 2 ------ - 2 ------- + 2 -------- = -------- + 2 --------- = 2 ---------
11 11 11 11 11 11 11 11
= 3 2/11