Question

1/2 -35/10 помогите ​

Answer 1

1/2-35/10=5/10-35/10=-(35/10-5/10)=-30/10=-3

Answer 2

Ответ: -3

Объяснение:

I - способ

$\displaystyle \frac{1}{2} -\frac{35}{10} = 0,5-3,5=-3\\\\\\ \frac{1}{2} =0,5 \\\\\\ \frac{35}{10} =3,5$

II - способ

$\displaystyle \frac{1}{2}^{/5} -\frac{35}{10} =\frac{5}{10} -\frac{35}{10} =\frac{5-35}{10} =-\frac{30}{10} =-3$