Add 45/30 and 20/75
1st number: 1 15/30, 2nd number: 20/75
45/30 + 20/75 is 53/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 75 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
45/30 = 45 × 5/30 × 5 = 225/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
20/75 = 20 × 2/75 × 2 = 40/150 - Add the two like fractions:
225/150 + 40/150 = 225 + 40/150 = 265/150 - 265/150 simplified gives 53/30
- So, 45/30 + 20/75 = 53/30
In mixed form: 123/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/30+20/75 45/30+40/75 45/60+20/75 45/30+60/75 45/90+20/75