Add 9/50 and 21/63
9/50 + 21/63 is 77/150.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 63 is 3150
Next, find the equivalent fraction of both fractional numbers with denominator 3150 - For the 1st fraction, since 50 × 63 = 3150,
9/50 = 9 × 63/50 × 63 = 567/3150 - Likewise, for the 2nd fraction, since 63 × 50 = 3150,
21/63 = 21 × 50/63 × 50 = 1050/3150 - Add the two like fractions:
567/3150 + 1050/3150 = 567 + 1050/3150 = 1617/3150 - 1617/3150 simplified gives 77/150
- So, 9/50 + 21/63 = 77/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/50+21/63 9/50+42/63 27/50+21/63 45/50+21/63 63/50+21/63