Add 9/45 and 27/16
1st number: 9/45, 2nd number: 1 11/16
9/45 + 27/16 is 151/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 16 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 45 × 16 = 720,
9/45 = 9 × 16/45 × 16 = 144/720 - Likewise, for the 2nd fraction, since 16 × 45 = 720,
27/16 = 27 × 45/16 × 45 = 1215/720 - Add the two like fractions:
144/720 + 1215/720 = 144 + 1215/720 = 1359/720 - 1359/720 simplified gives 151/80
- So, 9/45 + 27/16 = 151/80
In mixed form: 171/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/45+27/16 9/45+54/16 9/90+27/16 9/45+27/32 27/45+27/16 9/45+81/16 9/45+27/48 9/45+27/80 63/45+27/16