Add 45/12 and 40/60
1st number: 3 9/12, 2nd number: 40/60
45/12 + 40/60 is 53/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
45/12 = 45 × 5/12 × 5 = 225/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
40/60 = 40 × 1/60 × 1 = 40/60 - Add the two like fractions:
225/60 + 40/60 = 225 + 40/60 = 265/60 - 265/60 simplified gives 53/12
- So, 45/12 + 40/60 = 53/12
In mixed form: 45/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12+40/60 45/12+80/60 45/24+40/60 45/36+40/60 45/60+40/60 45/84+40/60