Add 12/10 and 56/15
1st number: 1 2/10, 2nd number: 3 11/15
12/10 + 56/15 is 74/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
12/10 = 12 × 3/10 × 3 = 36/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
56/15 = 56 × 2/15 × 2 = 112/30 - Add the two like fractions:
36/30 + 112/30 = 36 + 112/30 = 148/30 - 148/30 simplified gives 74/15
- So, 12/10 + 56/15 = 74/15
In mixed form: 414/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/10+56/15 12/20+56/15 12/10+56/30 36/10+56/15 12/30+56/15 12/10+56/45 60/10+56/15 12/50+56/15 12/10+56/75 84/10+56/15 12/70+56/15