Add 1/56 and 27/90
1/56 + 27/90 is 89/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 90 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 56 × 45 = 2520,
1/56 = 1 × 45/56 × 45 = 45/2520 - Likewise, for the 2nd fraction, since 90 × 28 = 2520,
27/90 = 27 × 28/90 × 28 = 756/2520 - Add the two like fractions:
45/2520 + 756/2520 = 45 + 756/2520 = 801/2520 - 801/2520 simplified gives 89/280
- So, 1/56 + 27/90 = 89/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/56+27/90 1/56+54/90 3/56+27/90 1/56+81/90 5/56+27/90 7/56+27/90