Add 24/7 and 84/18
1st number: 3 3/7, 2nd number: 4 12/18
24/7 + 84/18 is 170/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 7 × 18 = 126,
24/7 = 24 × 18/7 × 18 = 432/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
84/18 = 84 × 7/18 × 7 = 588/126 - Add the two like fractions:
432/126 + 588/126 = 432 + 588/126 = 1020/126 - 1020/126 simplified gives 170/21
- So, 24/7 + 84/18 = 170/21
In mixed form: 82/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/7+84/18 24/14+84/18 24/7+84/36 72/7+84/18 24/21+84/18 24/7+84/54 24/35+84/18 24/7+84/90 24/49+84/18