Add 70/24 and 75/84
1st number: 2 22/24, 2nd number: 75/84
70/24 + 75/84 is 80/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 84 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
70/24 = 70 × 7/24 × 7 = 490/168 - Likewise, for the 2nd fraction, since 84 × 2 = 168,
75/84 = 75 × 2/84 × 2 = 150/168 - Add the two like fractions:
490/168 + 150/168 = 490 + 150/168 = 640/168 - 640/168 simplified gives 80/21
- So, 70/24 + 75/84 = 80/21
In mixed form: 317/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/48+75/84 70/72+75/84