Add 10/28 and 98/72
1st number: 10/28, 2nd number: 1 26/72
10/28 + 98/72 is 433/252.
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,
10/28 = 10 × 18/28 × 18 = 180/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
98/72 = 98 × 7/72 × 7 = 686/504 - Add the two like fractions:
180/504 + 686/504 = 180 + 686/504 = 866/504 - 866/504 simplified gives 433/252
- So, 10/28 + 98/72 = 433/252
In mixed form: 1181/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/28+98/72 10/56+98/72 30/28+98/72 10/84+98/72 50/28+98/72 70/28+98/72