Add 70/36 and 81/7
1st number: 1 34/36, 2nd number: 11 4/7
70/36 + 81/7 is 1703/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 7 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
70/36 = 70 × 7/36 × 7 = 490/252 - Likewise, for the 2nd fraction, since 7 × 36 = 252,
81/7 = 81 × 36/7 × 36 = 2916/252 - Add the two like fractions:
490/252 + 2916/252 = 490 + 2916/252 = 3406/252 - 3406/252 simplified gives 1703/126
- So, 70/36 + 81/7 = 1703/126
In mixed form: 1365/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/72+81/7 70/36+81/14 70/36+81/21 70/36+81/35 70/36+81/49