Add 27/56 and 25/90
27/56 + 25/90 is 383/504.
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,
27/56 = 27 × 45/56 × 45 = 1215/2520 - Likewise, for the 2nd fraction, since 90 × 28 = 2520,
25/90 = 25 × 28/90 × 28 = 700/2520 - Add the two like fractions:
1215/2520 + 700/2520 = 1215 + 700/2520 = 1915/2520 - 1915/2520 simplified gives 383/504
- So, 27/56 + 25/90 = 383/504
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/56+25/90 27/56+50/90 81/56+25/90 27/56+75/90