Пошаговое объяснение:
1) 2. 1/6 * 9/26 =
13/6 * 9/26 = 1/2 * 3/2 = 3/4
2) 5. 1/2 - 4,5 =
5. 1/2 - 4. 5/10 =
5. 1/2 - 4. 1/2 = 1
3) 3/4 + 1 = 1. 3/4
Пошаговое объяснение:
1) 2. 1/6 * 9/26 =
13/6 * 9/26 = 1/2 * 3/2 = 3/4
2) 5. 1/2 - 4,5 =
5. 1/2 - 4. 5/10 =
5. 1/2 - 4. 1/2 = 1
3) 3/4 + 1 = 1. 3/4