Add 2/63 and 21/54
2/63 + 21/54 is 53/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 63 × 6 = 378,
2/63 = 2 × 6/63 × 6 = 12/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
21/54 = 21 × 7/54 × 7 = 147/378 - Add the two like fractions:
12/378 + 147/378 = 12 + 147/378 = 159/378 - 159/378 simplified gives 53/126
- So, 2/63 + 21/54 = 53/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/63+21/54 2/63+42/54 6/63+21/54 2/63+63/54 10/63+21/54 14/63+21/54