Odpowiedź:
6.
a - 4 1/9 = 3 10/9, 8 3/8 = 7 11/8
b - 10 7/10 = 9 17/10, 4 4/17 = 3 21/17
c - 4 1/3 = 13/3, 3 4/5 = 19/5
d - 7 = 49/7, 11 = 33/3
7.
a - 6 7/9 - 3/9 = 6 4/9
b - 5 2/8 - 5/8 = 4 5/8
c - 1 9/18 - 10/18 = 17/18
d - 7 27/36 - 5 28/36 = 1 35/36
8.
* 22 *
* 13 2/6 * 8, 4/6 *
* 8 1/6 * 5 1/6 * 3 1/2 *
* 5 * 3 1/6 * 2 * 1 1/2 *
* 3 1/6 * 1 5/6 * 1 1/3 * 4/6 * 5/6 *
9.
* 4 3/8 *
* 5 11/24 * * 4 7/8 *
* 5 4/8 * * 4 5/8 *
10.
2/4 + 3/8 = 7/8
Szczegółowe wyjaśnienie:
