Answer:
3/10=15/50
Step-by-step explanation:
3/10=?/50
you have t multiply the denominater, 10 by 5 to get to 50.
since you multiply the denominator by 5, then you have to multiply the numinator by 5.
so 3x5 would equal 15.
if you want to check your work, you just have to divide.
hope this helps.