Add 1/30 and 15/72
1/30 + 15/72 is 29/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 30 × 12 = 360,
1/30 = 1 × 12/30 × 12 = 12/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
15/72 = 15 × 5/72 × 5 = 75/360 - Add the two like fractions:
12/360 + 75/360 = 12 + 75/360 = 87/360 - 87/360 simplified gives 29/120
- So, 1/30 + 15/72 = 29/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/30+15/72 1/30+30/72 1/60+15/72 3/30+15/72 1/30+45/72 1/90+15/72 5/30+15/72 1/30+75/72 7/30+15/72