Add 20/24 and 18/63
20/24 + 18/63 is 47/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 24 × 21 = 504,
20/24 = 20 × 21/24 × 21 = 420/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
18/63 = 18 × 8/63 × 8 = 144/504 - Add the two like fractions:
420/504 + 144/504 = 420 + 144/504 = 564/504 - 564/504 simplified gives 47/42
- So, 20/24 + 18/63 = 47/42
In mixed form: 15/42
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