Add 75/20 and 3/16
1st number: 3 15/20, 2nd number: 3/16
75/20 + 3/16 is 63/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 20 × 4 = 80,
75/20 = 75 × 4/20 × 4 = 300/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
3/16 = 3 × 5/16 × 5 = 15/80 - Add the two like fractions:
300/80 + 15/80 = 300 + 15/80 = 315/80 - 315/80 simplified gives 63/16
- So, 75/20 + 3/16 = 63/16
In mixed form: 315/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/20+6/16 75/40+3/16 75/20+3/32 75/20+9/16 75/60+3/16 75/20+3/48 75/20+15/16 75/20+3/80 75/20+21/16