Add 72/98 and 25/42
72/98 + 25/42 is 391/294.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 42 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 98 × 3 = 294,
72/98 = 72 × 3/98 × 3 = 216/294 - Likewise, for the 2nd fraction, since 42 × 7 = 294,
25/42 = 25 × 7/42 × 7 = 175/294 - Add the two like fractions:
216/294 + 175/294 = 216 + 175/294 = 391/294 - So, 72/98 + 25/42 = 391/294
In mixed form: 197/294
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/98+50/42 72/98+25/84 72/98+75/42