Add 3/49 and 3/72
3/49 + 3/72 is 121/1176.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 72 is 3528
Next, find the equivalent fraction of both fractional numbers with denominator 3528 - For the 1st fraction, since 49 × 72 = 3528,
3/49 = 3 × 72/49 × 72 = 216/3528 - Likewise, for the 2nd fraction, since 72 × 49 = 3528,
3/72 = 3 × 49/72 × 49 = 147/3528 - Add the two like fractions:
216/3528 + 147/3528 = 216 + 147/3528 = 363/3528 - 363/3528 simplified gives 121/1176
- So, 3/49 + 3/72 = 121/1176
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/49+3/72 3/49+6/72 3/98+3/72 9/49+3/72 3/49+9/72 15/49+3/72 3/49+15/72 21/49+3/72 3/49+21/72