Add 70/15 and 36/12
1st number: 4 10/15, 2nd number: 3 0/12
70/15 + 36/12 is 23/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
70/15 = 70 × 4/15 × 4 = 280/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
36/12 = 36 × 5/12 × 5 = 180/60 - Add the two like fractions:
280/60 + 180/60 = 280 + 180/60 = 460/60 - 460/60 simplified gives 23/3
- So, 70/15 + 36/12 = 23/3
In mixed form: 72/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/15+72/12 70/30+36/12 70/15+36/24 70/45+36/12 70/75+36/12 70/15+36/60 70/15+36/84