Add 21/40 and 50/6
1st number: 21/40, 2nd number: 8 2/6
21/40 + 50/6 is 1063/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 6 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
21/40 = 21 × 3/40 × 3 = 63/120 - Likewise, for the 2nd fraction, since 6 × 20 = 120,
50/6 = 50 × 20/6 × 20 = 1000/120 - Add the two like fractions:
63/120 + 1000/120 = 63 + 1000/120 = 1063/120 - So, 21/40 + 50/6 = 1063/120
In mixed form: 8103/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/40+50/6 21/80+50/6 21/40+50/12 63/40+50/6 21/40+50/18 21/40+50/30 21/40+50/42