SOLUTION: what is the sum of 10/15+4/14

Algebra ->  Numeric Fractions Calculators, Lesson and Practice -> SOLUTION: what is the sum of 10/15+4/14      Log On


   

Question 343919: what is the sum of 10/15+4/14
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
First simplify,
10%2F15=2%2F3
4%2F14=2%2F7
You need a common denominator, 3%2A7=21
2%2F3=%282%2F3%29%287%2F7%29=14%2F21
2%2F3=%282%2F7%29%283%2F3%29=6%2F21
Put it all together,
10%2F15%2B4%2F14=14%2F21%2B6%2F21
10%2F15%2B4%2F14=%2814%2B6%29%2F21
highlight%2810%2F15%2B4%2F14=20%2F21%29