Add 27/7 and 70/18
1st number: 3 6/7, 2nd number: 3 16/18
27/7 + 70/18 is 488/63.
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,
27/7 = 27 × 18/7 × 18 = 486/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
70/18 = 70 × 7/18 × 7 = 490/126 - Add the two like fractions:
486/126 + 490/126 = 486 + 490/126 = 976/126 - 976/126 simplified gives 488/63
- So, 27/7 + 70/18 = 488/63
In mixed form: 747/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/7+70/18 27/14+70/18 27/7+70/36 81/7+70/18 27/21+70/18 27/7+70/54 27/35+70/18 27/7+70/90 27/49+70/18