Question

What is 9/10 minus 3/5

Answer 1

9/10

3/5 *2/2 +6/10

9/10-6/10=3/10 or .3

Answer 2

$\frac{9}{10} - \frac{3}{5} \\ \\ \frac{9*1}{10*1}= \frac{9}{10} \\ \\ \frac{3*2}{5*2}= \frac{6}{10} \\ \\ \frac{9}{10} - \frac{6}{10}= \frac{3}{10} \\ \\ Solution: \frac{3}{10}$