Add 98/56 and 30/72
1st number: 1 42/56, 2nd number: 30/72
98/56 + 30/72 is 13/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
98/56 = 98 × 9/56 × 9 = 882/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
30/72 = 30 × 7/72 × 7 = 210/504 - Add the two like fractions:
882/504 + 210/504 = 882 + 210/504 = 1092/504 - 1092/504 simplified gives 13/6
- So, 98/56 + 30/72 = 13/6
In mixed form: 21/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/56+60/72 98/56+90/72