Add 56/8 and 70/49
1st number: 7 0/8, 2nd number: 1 21/49
56/8 + 70/49 is 59/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 49 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 8 × 49 = 392,
56/8 = 56 × 49/8 × 49 = 2744/392 - Likewise, for the 2nd fraction, since 49 × 8 = 392,
70/49 = 70 × 8/49 × 8 = 560/392 - Add the two like fractions:
2744/392 + 560/392 = 2744 + 560/392 = 3304/392 - 3304/392 simplified gives 59/7
- So, 56/8 + 70/49 = 59/7
In mixed form: 83/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/16+70/49 56/8+70/98 56/24+70/49 56/40+70/49