Add 5/42 and 16/20
5/42 + 16/20 is 193/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 20 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 42 × 10 = 420,
5/42 = 5 × 10/42 × 10 = 50/420 - Likewise, for the 2nd fraction, since 20 × 21 = 420,
16/20 = 16 × 21/20 × 21 = 336/420 - Add the two like fractions:
50/420 + 336/420 = 50 + 336/420 = 386/420 - 386/420 simplified gives 193/210
- So, 5/42 + 16/20 = 193/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/42+16/20 5/42+32/20 5/84+16/20 5/42+16/40 15/42+16/20 5/42+48/20 5/42+16/60 25/42+16/20 5/42+80/20 35/42+16/20