Add 30/36 and 70/28
1st number: 30/36, 2nd number: 2 14/28
30/36 + 70/28 is 10/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
30/36 = 30 × 7/36 × 7 = 210/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
70/28 = 70 × 9/28 × 9 = 630/252 - Add the two like fractions:
210/252 + 630/252 = 210 + 630/252 = 840/252 - 840/252 simplified gives 10/3
- So, 30/36 + 70/28 = 10/3
In mixed form: 31/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/36+70/28 30/72+70/28 30/36+70/56 90/36+70/28 30/36+70/84