What is 1/4 of 300 and what is 1/10 of 90

1/4 of 300 is 75 and 1/10 of 90 is 9.
75 times 4 equal to 300
9 times 10 is equal to 90.

To find 1/4 of 300, you do 1/4*300 
1/4*300 (multiply numerators by each other)
300/4 
=75

To find 1/10 of 90, you do 1/10*90
1/10*90 (multiply numerators)
90/10
=9

Hope this helps!