Add 70/28 and 10/72
1st number: 2 14/28, 2nd number: 10/72
70/28 + 10/72 is 95/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 28 × 18 = 504,
70/28 = 70 × 18/28 × 18 = 1260/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
10/72 = 10 × 7/72 × 7 = 70/504 - Add the two like fractions:
1260/504 + 70/504 = 1260 + 70/504 = 1330/504 - 1330/504 simplified gives 95/36
- So, 70/28 + 10/72 = 95/36
In mixed form: 223/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/28+20/72 70/56+10/72 70/28+30/72 70/84+10/72 70/28+50/72 70/28+70/72