Add 42/20 and 5/14
1st number: 2 2/20, 2nd number: 5/14
42/20 + 5/14 is 86/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 14 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
42/20 = 42 × 7/20 × 7 = 294/140 - Likewise, for the 2nd fraction, since 14 × 10 = 140,
5/14 = 5 × 10/14 × 10 = 50/140 - Add the two like fractions:
294/140 + 50/140 = 294 + 50/140 = 344/140 - 344/140 simplified gives 86/35
- So, 42/20 + 5/14 = 86/35
In mixed form: 216/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/20+5/14 42/20+10/14 42/40+5/14 42/20+5/28 42/20+15/14 42/60+5/14 42/20+5/42 42/20+25/14 42/20+5/70 42/20+35/14 42/20+5/98