Question

Please help me!!!

Answer 1

-1 is the answer !!!!!!! You

Answer 2

ensure all fractions have the same denominator

we require - $\frac{1}{4}$ = - $\frac{4}{16}$

thus - $\frac{7}{16}$ - $\frac{4}{16}$ - $\frac{5}{16}$

take out a common factor $\frac{1}{16}$

= $\frac{1}{16}$ (- 7 - 4 - 5 )

= $\frac{1}{16}$ × - 16 = - 1