Add 36/12 and 70/72
1st number: 3 0/12, 2nd number: 70/72
36/12 + 70/72 is 143/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 12 × 6 = 72,
36/12 = 36 × 6/12 × 6 = 216/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
70/72 = 70 × 1/72 × 1 = 70/72 - Add the two like fractions:
216/72 + 70/72 = 216 + 70/72 = 286/72 - 286/72 simplified gives 143/36
- So, 36/12 + 70/72 = 143/36
In mixed form: 335/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/12+70/72 36/24+70/72 36/60+70/72 36/84+70/72