Add 25/18 and 42/14
1st number: 1 7/18, 2nd number: 3 0/14
25/18 + 42/14 is 79/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 14 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
25/18 = 25 × 7/18 × 7 = 175/126 - Likewise, for the 2nd fraction, since 14 × 9 = 126,
42/14 = 42 × 9/14 × 9 = 378/126 - Add the two like fractions:
175/126 + 378/126 = 175 + 378/126 = 553/126 - 553/126 simplified gives 79/18
- So, 25/18 + 42/14 = 79/18
In mixed form: 47/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/18+42/14 25/18+84/14 25/36+42/14 25/18+42/28 75/18+42/14 25/54+42/14 25/90+42/14 25/18+42/70 25/18+42/98