Add 70/24 and 81/7
1st number: 2 22/24, 2nd number: 11 4/7
70/24 + 81/7 is 1217/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 7 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 7 × 24 = 168,
81/7 = 81 × 24/7 × 24 = 1944/168 - Add the two like fractions:
490/168 + 1944/168 = 490 + 1944/168 = 2434/168 - 2434/168 simplified gives 1217/84
- So, 70/24 + 81/7 = 1217/84
In mixed form: 1441/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/48+81/7 70/24+81/14 70/72+81/7 70/24+81/21 70/24+81/35 70/24+81/49