Add 45/20 and 75/6
1st number: 2 5/20, 2nd number: 12 3/6
45/20 + 75/6 is 59/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 6 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
45/20 = 45 × 3/20 × 3 = 135/60 - Likewise, for the 2nd fraction, since 6 × 10 = 60,
75/6 = 75 × 10/6 × 10 = 750/60 - Add the two like fractions:
135/60 + 750/60 = 135 + 750/60 = 885/60 - 885/60 simplified gives 59/4
- So, 45/20 + 75/6 = 59/4
In mixed form: 143/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/20+75/6 45/40+75/6 45/20+75/12 45/60+75/6 45/20+75/18 45/20+75/30 45/20+75/42