Add 70/15 and 27/72
1st number: 4 10/15, 2nd number: 27/72
70/15 + 27/72 is 121/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 15 × 24 = 360,
70/15 = 70 × 24/15 × 24 = 1680/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
27/72 = 27 × 5/72 × 5 = 135/360 - Add the two like fractions:
1680/360 + 135/360 = 1680 + 135/360 = 1815/360 - 1815/360 simplified gives 121/24
- So, 70/15 + 27/72 = 121/24
In mixed form: 51/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/15+54/72 70/30+27/72 70/15+81/72 70/45+27/72 70/75+27/72