Add 3/16 and 7/20
3/16 + 7/20 is 43/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 20 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
3/16 = 3 × 5/16 × 5 = 15/80 - Likewise, for the 2nd fraction, since 20 × 4 = 80,
7/20 = 7 × 4/20 × 4 = 28/80 - Add the two like fractions:
15/80 + 28/80 = 15 + 28/80 = 43/80 - So, 3/16 + 7/20 = 43/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/16+7/20 3/16+14/20 3/32+7/20 3/16+7/40 9/16+7/20 3/16+21/20 3/48+7/20 3/16+7/60 15/16+7/20 3/16+35/20 3/80+7/20 21/16+7/20 3/16+49/20