Add 7/49 and 90/56
1st number: 7/49, 2nd number: 1 34/56
7/49 + 90/56 is 7/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 56 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 49 × 8 = 392,
7/49 = 7 × 8/49 × 8 = 56/392 - Likewise, for the 2nd fraction, since 56 × 7 = 392,
90/56 = 90 × 7/56 × 7 = 630/392 - Add the two like fractions:
56/392 + 630/392 = 56 + 630/392 = 686/392 - 686/392 simplified gives 7/4
- So, 7/49 + 90/56 = 7/4
In mixed form: 13/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/49+90/56 7/98+90/56 21/49+90/56 35/49+90/56