Add 42/63 and 7/8
42/63 + 7/8 is 37/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 8 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
42/63 = 42 × 8/63 × 8 = 336/504 - Likewise, for the 2nd fraction, since 8 × 63 = 504,
7/8 = 7 × 63/8 × 63 = 441/504 - Add the two like fractions:
336/504 + 441/504 = 336 + 441/504 = 777/504 - 777/504 simplified gives 37/24
- So, 42/63 + 7/8 = 37/24
In mixed form: 113/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/63+7/8 42/63+14/8 42/63+7/16 42/63+21/8 42/63+7/24 42/63+35/8 42/63+7/40 42/63+49/8 42/63+7/56