Question

Решите пример (2 3/4 + 0,5 - 1 /25) ÷ ( -2 1/2 + 1 3/4 - 0,04)

Answer 1

1) 11/4 + 5/10-1/25 = 275/100+50/100+4/100= 329/100
2) -5/2+7/4- 4/100= -250/100+175/100-4/100= -79/100
3) 329/100 * (-100/79)= - 329/79 = 4 13/79

Answer 2

- 4 13/79