Add 75/2 and 42/20
1st number: 37 1/2, 2nd number: 2 2/20
75/2 + 42/20 is 198/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 2 × 10 = 20,
75/2 = 75 × 10/2 × 10 = 750/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
42/20 = 42 × 1/20 × 1 = 42/20 - Add the two like fractions:
750/20 + 42/20 = 750 + 42/20 = 792/20 - 792/20 simplified gives 198/5
- So, 75/2 + 42/20 = 198/5
In mixed form: 393/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/2+84/20 75/4+42/20 75/2+42/40 75/6+42/20 75/2+42/60 75/10+42/20 75/14+42/20