Question

Вычислите: 8 - (6,25+2,25)/(2целых -2 целых 1/2)

Answer 1

$8 -\frac{ 6,25+2,25 }{2 -2 \frac{1}{2}} =8 -\frac{ 8,5 }{ - \frac{1}{2}} =8 -\frac{ 8,5 }{ -0,5} =8+17=25$

Answer 2

$8-\frac{6,25+2,25}{2-2\frac{1}{2}}=8-\frac{8,5}{2-2,5}=8-\frac{8,5}{-0,5}=8+\frac{8,5}{0,5}=8+17=25$