Add 1/15 and 5/40
1/15 + 5/40 is 23/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
1/15 = 1 × 8/15 × 8 = 8/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
5/40 = 5 × 3/40 × 3 = 15/120 - Add the two like fractions:
8/120 + 15/120 = 8 + 15/120 = 23/120 - So, 1/15 + 5/40 = 23/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/15+5/40 1/15+10/40 1/30+5/40 1/15+5/80 3/15+5/40 1/15+15/40 1/45+5/40 5/15+5/40 1/15+25/40 1/75+5/40 7/15+5/40 1/15+35/40