Add 70/56 and 9/18
1st number: 1 14/56, 2nd number: 9/18
70/56 + 9/18 is 7/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 18 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
70/56 = 70 × 9/56 × 9 = 630/504 - Likewise, for the 2nd fraction, since 18 × 28 = 504,
9/18 = 9 × 28/18 × 28 = 252/504 - Add the two like fractions:
630/504 + 252/504 = 630 + 252/504 = 882/504 - 882/504 simplified gives 7/4
- So, 70/56 + 9/18 = 7/4
In mixed form: 13/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/56+9/36 70/56+27/18 70/56+9/54 70/56+45/18 70/56+9/90 70/56+63/18