Add 45/90 and 27/64
45/90 + 27/64 is 59/64.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 64 is 2880
Next, find the equivalent fraction of both fractional numbers with denominator 2880 - For the 1st fraction, since 90 × 32 = 2880,
45/90 = 45 × 32/90 × 32 = 1440/2880 - Likewise, for the 2nd fraction, since 64 × 45 = 2880,
27/64 = 27 × 45/64 × 45 = 1215/2880 - Add the two like fractions:
1440/2880 + 1215/2880 = 1440 + 1215/2880 = 2655/2880 - 2655/2880 simplified gives 59/64
- So, 45/90 + 27/64 = 59/64
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 45/90+54/64 45/90+81/64