Add 72/4 and 7/49
1st number: 18 0/4, 2nd number: 7/49
72/4 + 7/49 is 127/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 49 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 4 × 49 = 196,
72/4 = 72 × 49/4 × 49 = 3528/196 - Likewise, for the 2nd fraction, since 49 × 4 = 196,
7/49 = 7 × 4/49 × 4 = 28/196 - Add the two like fractions:
3528/196 + 28/196 = 3528 + 28/196 = 3556/196 - 3556/196 simplified gives 127/7
- So, 72/4 + 7/49 = 127/7
In mixed form: 181/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/4+14/49 72/8+7/49 72/4+7/98 72/4+21/49 72/12+7/49 72/4+35/49 72/20+7/49 72/28+7/49