Add 7/50 and 21/63
7/50 + 21/63 is 71/150.
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,
7/50 = 7 × 63/50 × 63 = 441/3150 - Likewise, for the 2nd fraction, since 63 × 50 = 3150,
21/63 = 21 × 50/63 × 50 = 1050/3150 - Add the two like fractions:
441/3150 + 1050/3150 = 441 + 1050/3150 = 1491/3150 - 1491/3150 simplified gives 71/150
- So, 7/50 + 21/63 = 71/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/50+21/63 7/50+42/63 21/50+21/63 35/50+21/63 49/50+21/63