Add 90/63 and 20/24
1st number: 1 27/63, 2nd number: 20/24
90/63 + 20/24 is 95/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 24 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
90/63 = 90 × 8/63 × 8 = 720/504 - Likewise, for the 2nd fraction, since 24 × 21 = 504,
20/24 = 20 × 21/24 × 21 = 420/504 - Add the two like fractions:
720/504 + 420/504 = 720 + 420/504 = 1140/504 - 1140/504 simplified gives 95/42
- So, 90/63 + 20/24 = 95/42
In mixed form: 211/42
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