Add 48/20 and 84/36
1st number: 2 8/20, 2nd number: 2 12/36
48/20 + 84/36 is 71/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
48/20 = 48 × 9/20 × 9 = 432/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
84/36 = 84 × 5/36 × 5 = 420/180 - Add the two like fractions:
432/180 + 420/180 = 432 + 420/180 = 852/180 - 852/180 simplified gives 71/15
- So, 48/20 + 84/36 = 71/15
In mixed form: 411/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/20+84/36 48/40+84/36 48/20+84/72 48/60+84/36