Add 21/6 and 40/16
1st number: 3 3/6, 2nd number: 2 8/16
21/6 + 40/16 is 6/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 16 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 6 × 8 = 48,
21/6 = 21 × 8/6 × 8 = 168/48 - Likewise, for the 2nd fraction, since 16 × 3 = 48,
40/16 = 40 × 3/16 × 3 = 120/48 - Add the two like fractions:
168/48 + 120/48 = 168 + 120/48 = 288/48 - 288/48 simplified gives 6/1
- So, 21/6 + 40/16 = 6/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/6+40/16 21/6+80/16 21/12+40/16 21/6+40/32 63/6+40/16 21/18+40/16 21/6+40/48 21/30+40/16 21/6+40/80 21/42+40/16