Add 7/35 and 15/72
7/35 + 15/72 is 49/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 72 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 35 × 72 = 2520,
7/35 = 7 × 72/35 × 72 = 504/2520 - Likewise, for the 2nd fraction, since 72 × 35 = 2520,
15/72 = 15 × 35/72 × 35 = 525/2520 - Add the two like fractions:
504/2520 + 525/2520 = 504 + 525/2520 = 1029/2520 - 1029/2520 simplified gives 49/120
- So, 7/35 + 15/72 = 49/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/35+15/72 7/35+30/72 7/70+15/72 21/35+15/72 7/35+45/72 7/35+75/72 49/35+15/72