Add 40/30 and 56/15
1st number: 1 10/30, 2nd number: 3 11/15
40/30 + 56/15 is 76/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
40/30 = 40 × 1/30 × 1 = 40/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
56/15 = 56 × 2/15 × 2 = 112/30 - Add the two like fractions:
40/30 + 112/30 = 40 + 112/30 = 152/30 - 152/30 simplified gives 76/15
- So, 40/30 + 56/15 = 76/15
In mixed form: 51/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/30+56/15 40/60+56/15 40/30+56/30 40/90+56/15 40/30+56/45 40/30+56/75