Question

Please answer This
Question

Answer 1

Answer:

3/4

Step-by-step explanation:

I hope you understand.

Answer 2

Answer:

$\frac{3}{4}$

Step-by-step explanation:

$\frac{7}{10} - \frac{2}{5} + \frac{9}{20} \\ = \frac{14 - 8 + 9}{20} \\ \: \: lcm \: is \: 20 \\ = \frac{15}{20} \\ = \frac{3}{4}$