Add 6/4 and 45/80
1st number: 1 2/4, 2nd number: 45/80
6/4 + 45/80 is 33/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 4 × 20 = 80,
6/4 = 6 × 20/4 × 20 = 120/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
45/80 = 45 × 1/80 × 1 = 45/80 - Add the two like fractions:
120/80 + 45/80 = 120 + 45/80 = 165/80 - 165/80 simplified gives 33/16
- So, 6/4 + 45/80 = 33/16
In mixed form: 21/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/4+45/80 6/4+90/80 6/8+45/80 18/4+45/80 6/12+45/80 30/4+45/80 6/20+45/80 42/4+45/80 6/28+45/80