2 целых и 3/26
Пошаговое объяснение:
(13 1/6-15):(-2,2+1 1/3) = (79/6 - 15) : (-22/10 +4/3) = (79/6 - 90/6) : (- 66/30 + 40/30) = -11/6 : - 26/30 = 55/30 * 30/26 = 55/26 = 2 3/26
2. 3/26
1) 13. 1/6 - 15 =
13. 1/6 - 14. 6/6 = -1. 5/6
2) -2,2 + 1. 1/3 =
-2. 2/10 + 1. 1/3 =
-2. 6/30 + 1. 10/30 =
-1. 36/30 + 1. 10/30 =
-26/30 = -13/15
3) -1. 5/6 : (-13/15) =
-11/6 * (-15/13) = -11/2 * (-5/13) = 55/26 = 2. 3/26
2 целых и 3/26
Пошаговое объяснение:
(13 1/6-15):(-2,2+1 1/3) = (79/6 - 15) : (-22/10 +4/3) = (79/6 - 90/6) : (- 66/30 + 40/30) = -11/6 : - 26/30 = 55/30 * 30/26 = 55/26 = 2 3/26
2. 3/26
Пошаговое объяснение:
1) 13. 1/6 - 15 =
13. 1/6 - 14. 6/6 = -1. 5/6
2) -2,2 + 1. 1/3 =
-2. 2/10 + 1. 1/3 =
-2. 6/30 + 1. 10/30 =
-1. 36/30 + 1. 10/30 =
-26/30 = -13/15
3) -1. 5/6 : (-13/15) =
-11/6 * (-15/13) = -11/2 * (-5/13) = 55/26 = 2. 3/26