Add 1/45 and 81/6
1st number: 1/45, 2nd number: 13 3/6
1/45 + 81/6 is 1217/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 6 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
1/45 = 1 × 2/45 × 2 = 2/90 - Likewise, for the 2nd fraction, since 6 × 15 = 90,
81/6 = 81 × 15/6 × 15 = 1215/90 - Add the two like fractions:
2/90 + 1215/90 = 2 + 1215/90 = 1217/90 - So, 1/45 + 81/6 = 1217/90
In mixed form: 1347/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/45+81/6 1/90+81/6 1/45+81/12 3/45+81/6 1/45+81/18 5/45+81/6 1/45+81/30 7/45+81/6 1/45+81/42