Add 84/24 and 75/80
1st number: 3 12/24, 2nd number: 75/80
84/24 + 75/80 is 71/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 24 × 10 = 240,
84/24 = 84 × 10/24 × 10 = 840/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
75/80 = 75 × 3/80 × 3 = 225/240 - Add the two like fractions:
840/240 + 225/240 = 840 + 225/240 = 1065/240 - 1065/240 simplified gives 71/16
- So, 84/24 + 75/80 = 71/16
In mixed form: 47/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/48+75/80 84/72+75/80