Add 15/98 and 45/42
1st number: 15/98, 2nd number: 1 3/42
15/98 + 45/42 is 60/49.
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,
15/98 = 15 × 3/98 × 3 = 45/294 - Likewise, for the 2nd fraction, since 42 × 7 = 294,
45/42 = 45 × 7/42 × 7 = 315/294 - Add the two like fractions:
45/294 + 315/294 = 45 + 315/294 = 360/294 - 360/294 simplified gives 60/49
- So, 15/98 + 45/42 = 60/49
In mixed form: 111/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/98+45/42 15/98+90/42 15/98+45/84 45/98+45/42 75/98+45/42