Add 20/60 and 1/40
20/60 + 1/40 is 43/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 60 × 2 = 120,
20/60 = 20 × 2/60 × 2 = 40/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
1/40 = 1 × 3/40 × 3 = 3/120 - Add the two like fractions:
40/120 + 3/120 = 40 + 3/120 = 43/120 - So, 20/60 + 1/40 = 43/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/60+1/40 20/60+2/40 20/60+1/80 20/60+3/40 20/60+5/40 20/60+7/40