Add 16/20 and 42/25
1st number: 16/20, 2nd number: 1 17/25
16/20 + 42/25 is 62/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 25 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 20 × 5 = 100,
16/20 = 16 × 5/20 × 5 = 80/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
42/25 = 42 × 4/25 × 4 = 168/100 - Add the two like fractions:
80/100 + 168/100 = 80 + 168/100 = 248/100 - 248/100 simplified gives 62/25
- So, 16/20 + 42/25 = 62/25
In mixed form: 212/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/20+42/25 16/20+84/25 16/40+42/25 16/20+42/50 48/20+42/25 16/60+42/25 16/20+42/75 80/20+42/25