Add 8/15 and 40/49
8/15 + 40/49 is 992/735.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 49 is 735
Next, find the equivalent fraction of both fractional numbers with denominator 735 - For the 1st fraction, since 15 × 49 = 735,
8/15 = 8 × 49/15 × 49 = 392/735 - Likewise, for the 2nd fraction, since 49 × 15 = 735,
40/49 = 40 × 15/49 × 15 = 600/735 - Add the two like fractions:
392/735 + 600/735 = 392 + 600/735 = 992/735 - So, 8/15 + 40/49 = 992/735
In mixed form: 1257/735
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/15+40/49 8/15+80/49 8/30+40/49 8/15+40/98 24/15+40/49 8/45+40/49 40/15+40/49 8/75+40/49 56/15+40/49