Add 70/72 and 12/24
70/72 + 12/24 is 53/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 24 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
70/72 = 70 × 1/72 × 1 = 70/72 - Likewise, for the 2nd fraction, since 24 × 3 = 72,
12/24 = 12 × 3/24 × 3 = 36/72 - Add the two like fractions:
70/72 + 36/72 = 70 + 36/72 = 106/72 - 106/72 simplified gives 53/36
- So, 70/72 + 12/24 = 53/36
In mixed form: 117/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/72+12/48 70/72+36/24 70/72+12/72 70/72+60/24 70/72+84/24