Add 9/15 and 40/56
9/15 + 40/56 is 46/35.
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,
9/15 = 9 × 56/15 × 56 = 504/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
40/56 = 40 × 15/56 × 15 = 600/840 - Add the two like fractions:
504/840 + 600/840 = 504 + 600/840 = 1104/840 - 1104/840 simplified gives 46/35
- So, 9/15 + 40/56 = 46/35
In mixed form: 111/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/15+40/56 9/15+80/56 9/30+40/56 27/15+40/56 9/45+40/56 45/15+40/56 9/75+40/56 63/15+40/56