Add 30/56 and 16/63
30/56 + 16/63 is 199/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
30/56 = 30 × 9/56 × 9 = 270/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
16/63 = 16 × 8/63 × 8 = 128/504 - Add the two like fractions:
270/504 + 128/504 = 270 + 128/504 = 398/504 - 398/504 simplified gives 199/252
- So, 30/56 + 16/63 = 199/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/56+16/63 30/56+32/63 90/56+16/63 30/56+48/63 30/56+80/63