Add 27/60 and 40/63
27/60 + 40/63 is 1367/1260.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 63 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 60 × 21 = 1260,
27/60 = 27 × 21/60 × 21 = 567/1260 - Likewise, for the 2nd fraction, since 63 × 20 = 1260,
40/63 = 40 × 20/63 × 20 = 800/1260 - Add the two like fractions:
567/1260 + 800/1260 = 567 + 800/1260 = 1367/1260 - So, 27/60 + 40/63 = 1367/1260
In mixed form: 1107/1260
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/60+40/63 27/60+80/63 81/60+40/63