Add 2/30 and 1/40
2/30 + 1/40 is 11/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 30 × 4 = 120,
2/30 = 2 × 4/30 × 4 = 8/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
1/40 = 1 × 3/40 × 3 = 3/120 - Add the two like fractions:
8/120 + 3/120 = 8 + 3/120 = 11/120 - So, 2/30 + 1/40 = 11/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/30+1/40 2/30+2/40 2/60+1/40 2/30+1/80 6/30+1/40 2/30+3/40 2/90+1/40 10/30+1/40 2/30+5/40 14/30+1/40 2/30+7/40