Add 9/56 and 40/15
1st number: 9/56, 2nd number: 2 10/15
9/56 + 40/15 is 475/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 15 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 56 × 15 = 840,
9/56 = 9 × 15/56 × 15 = 135/840 - Likewise, for the 2nd fraction, since 15 × 56 = 840,
40/15 = 40 × 56/15 × 56 = 2240/840 - Add the two like fractions:
135/840 + 2240/840 = 135 + 2240/840 = 2375/840 - 2375/840 simplified gives 475/168
- So, 9/56 + 40/15 = 475/168
In mixed form: 2139/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/56+40/15 9/56+80/15 9/56+40/30 27/56+40/15 9/56+40/45 45/56+40/15 9/56+40/75 63/56+40/15