Add 25/18 and 2/72
1st number: 1 7/18, 2nd number: 2/72
25/18 + 2/72 is 17/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 18 × 4 = 72,
25/18 = 25 × 4/18 × 4 = 100/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
2/72 = 2 × 1/72 × 1 = 2/72 - Add the two like fractions:
100/72 + 2/72 = 100 + 2/72 = 102/72 - 102/72 simplified gives 17/12
- So, 25/18 + 2/72 = 17/12
In mixed form: 15/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/18+2/72 25/18+4/72 25/36+2/72 75/18+2/72 25/18+6/72 25/54+2/72 25/18+10/72 25/90+2/72 25/18+14/72