Add 50/56 and 9/70
50/56 + 9/70 is 143/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
50/56 = 50 × 5/56 × 5 = 250/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
9/70 = 9 × 4/70 × 4 = 36/280 - Add the two like fractions:
250/280 + 36/280 = 250 + 36/280 = 286/280 - 286/280 simplified gives 143/140
- So, 50/56 + 9/70 = 143/140
In mixed form: 13/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/56+18/70 50/56+27/70 50/56+45/70 50/56+63/70