-2 5/8
Пошаговое объяснение:
-2 1\4 * (-8 2\9 - (-4,5):9\14)-5 3\8 = -2 5/8
1) (-4,5):9\14 = -9/2 * 14/9 = -7
2) -8 2\9 - (-7) = -1 2/9
3) -9/4 * (-11/9) = 11/4 = 2 3/4
4) 2 3/4 - 5 3/8 = 2 6/8 - 4 11/8 = -2 5/8
-2 5/8
Пошаговое объяснение:
-2 1\4 * (-8 2\9 - (-4,5):9\14)-5 3\8 = -2 5/8
1) (-4,5):9\14 = -9/2 * 14/9 = -7
2) -8 2\9 - (-7) = -1 2/9
3) -9/4 * (-11/9) = 11/4 = 2 3/4
4) 2 3/4 - 5 3/8 = 2 6/8 - 4 11/8 = -2 5/8