Add 5/84 and 16/20
5/84 + 16/20 is 361/420.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 20 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
5/84 = 5 × 5/84 × 5 = 25/420 - Likewise, for the 2nd fraction, since 20 × 21 = 420,
16/20 = 16 × 21/20 × 21 = 336/420 - Add the two like fractions:
25/420 + 336/420 = 25 + 336/420 = 361/420 - So, 5/84 + 16/20 = 361/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/84+16/20 5/84+32/20 5/84+16/40 15/84+16/20 5/84+48/20 5/84+16/60 25/84+16/20 5/84+80/20 35/84+16/20