Add 40/15 and 50/56
1st number: 2 10/15, 2nd number: 50/56
40/15 + 50/56 is 299/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 15 × 56 = 840,
40/15 = 40 × 56/15 × 56 = 2240/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
50/56 = 50 × 15/56 × 15 = 750/840 - Add the two like fractions:
2240/840 + 750/840 = 2240 + 750/840 = 2990/840 - 2990/840 simplified gives 299/84
- So, 40/15 + 50/56 = 299/84
In mixed form: 347/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/15+50/56 40/30+50/56 40/45+50/56 40/75+50/56