Add 7/8 and 21/63
7/8 + 21/63 is 29/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 8 × 63 = 504,
7/8 = 7 × 63/8 × 63 = 441/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
21/63 = 21 × 8/63 × 8 = 168/504 - Add the two like fractions:
441/504 + 168/504 = 441 + 168/504 = 609/504 - 609/504 simplified gives 29/24
- So, 7/8 + 21/63 = 29/24
In mixed form: 15/24
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