Question

9-7 7/8 плиз не помнн

Answer 1

$9 - 7 \frac{7}{8} = 8 \frac{8}{8} - 7 \frac{7}{8} = 1 \frac{1}{8}$

или

$9 - 7 \frac{7}{8} = \frac{72}{8} - \frac{63}{8} = \frac{9}{8} = 1\frac{1}{8}$

Answer 2

9-7 7/8 = 9-63/8= 1 1/8

Вроде правильно.