Add 72/49 and 84/9
1st number: 1 23/49, 2nd number: 9 3/9
72/49 + 84/9 is 1588/147.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 9 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 49 × 9 = 441,
72/49 = 72 × 9/49 × 9 = 648/441 - Likewise, for the 2nd fraction, since 9 × 49 = 441,
84/9 = 84 × 49/9 × 49 = 4116/441 - Add the two like fractions:
648/441 + 4116/441 = 648 + 4116/441 = 4764/441 - 4764/441 simplified gives 1588/147
- So, 72/49 + 84/9 = 1588/147
In mixed form: 10118/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/98+84/9 72/49+84/18 72/49+84/27 72/49+84/45 72/49+84/63