1.
[tex]\frac{9}{10} - \frac{3}{5} [/tex]
2.
[tex] \frac{5}{6} - \frac{1}{9} [/tex]
3.
[tex] \frac{5}{4} - \frac{1}{2} [/tex]
4.
[tex] \frac{6}{7} - \frac{2}{3} [/tex]
5.
[tex] \frac{6}{5} - \frac{1}{3} [/tex]
​PLS HELP MATH QUESTION