Question

1 1/4 * 1 1/5 * 1 1/6 * 1 1/7 * 1 1/8 -1/4

Answer 1

$1 frac{1}{4} times 1 frac{1}{5} times 1 frac{1}{6} times 1 frac{1}{7} times 1 frac{1}{8} - frac{1}{4} = frac{5 times 6 times 7 times 8 times 9}{4 times 5 times 6 times 7 times 8} - frac{1}{4} = frac{9}{4} - frac{1}{4} = frac{9 - 1}{4} = frac{8}{4} = 2$

Answer 2

спасибо

Answer 3

рада что помогла!