Add 9/16 and 21/63
9/16 + 21/63 is 43/48.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 63 is 1008
Next, find the equivalent fraction of both fractional numbers with denominator 1008 - For the 1st fraction, since 16 × 63 = 1008,
9/16 = 9 × 63/16 × 63 = 567/1008 - Likewise, for the 2nd fraction, since 63 × 16 = 1008,
21/63 = 21 × 16/63 × 16 = 336/1008 - Add the two like fractions:
567/1008 + 336/1008 = 567 + 336/1008 = 903/1008 - 903/1008 simplified gives 43/48
- So, 9/16 + 21/63 = 43/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/16+21/63 9/16+42/63 9/32+21/63 27/16+21/63 9/48+21/63 45/16+21/63 9/80+21/63 63/16+21/63