Question

Simplify the expression.

Answer 1

$-\frac{7}{9} - \frac{5}{10}$
= $-\frac{70}{90} - \frac{45}{90}$
= $-\frac{115}{90}$
= $-\frac{23}{18}$ (Answer D)

Answer 2

Selection D is appropriate.

-14/18 -9/18 = -23/18