Add 20/60 and 84/80
1st number: 20/60, 2nd number: 1 4/80
20/60 + 84/80 is 83/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 60 × 4 = 240,
20/60 = 20 × 4/60 × 4 = 80/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
84/80 = 84 × 3/80 × 3 = 252/240 - Add the two like fractions:
80/240 + 252/240 = 80 + 252/240 = 332/240 - 332/240 simplified gives 83/60
- So, 20/60 + 84/80 = 83/60
In mixed form: 123/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/60+84/80