Add 18/72 and 10/18
18/72 + 10/18 is 29/36.
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,
18/72 = 18 × 1/72 × 1 = 18/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
10/18 = 10 × 4/18 × 4 = 40/72 - Add the two like fractions:
18/72 + 40/72 = 18 + 40/72 = 58/72 - 58/72 simplified gives 29/36
- So, 18/72 + 10/18 = 29/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/72+10/18 18/72+20/18 18/72+10/36 54/72+10/18 18/72+30/18 18/72+10/54 90/72+10/18 18/72+50/18 18/72+10/90 18/72+70/18