Add 2/72 and 80/18
1st number: 2/72, 2nd number: 4 8/18
2/72 + 80/18 is 161/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 18 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
2/72 = 2 × 1/72 × 1 = 2/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
80/18 = 80 × 4/18 × 4 = 320/72 - Add the two like fractions:
2/72 + 320/72 = 2 + 320/72 = 322/72 - 322/72 simplified gives 161/36
- So, 2/72 + 80/18 = 161/36
In mixed form: 417/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/72+80/18 2/72+80/36 6/72+80/18 2/72+80/54 10/72+80/18 2/72+80/90 14/72+80/18