Question

subtract -4 upon 9 minus 1 upon 18​

Answer 1

Step-by-step explanation:

$\frac{ - 4}{9} - \frac{1}{18}$

$\frac{ - 8}{18} - \frac{1}{18}$

$\frac{ - 8 - 1}{18}$

$\frac{ - 9}{18}$

$\frac{ - 1}{2}$

Answer 2

Answer:

-7/18

Step-by-step explanation: