Add 20/75 and 42/16
1st number: 20/75, 2nd number: 2 10/16
20/75 + 42/16 is 347/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 16 is 1200
Next, find the equivalent fraction of both fractional numbers with denominator 1200 - For the 1st fraction, since 75 × 16 = 1200,
20/75 = 20 × 16/75 × 16 = 320/1200 - Likewise, for the 2nd fraction, since 16 × 75 = 1200,
42/16 = 42 × 75/16 × 75 = 3150/1200 - Add the two like fractions:
320/1200 + 3150/1200 = 320 + 3150/1200 = 3470/1200 - 3470/1200 simplified gives 347/120
- So, 20/75 + 42/16 = 347/120
In mixed form: 2107/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/75+42/16 20/75+84/16 20/75+42/32 60/75+42/16 20/75+42/48 20/75+42/80