Add 20/63 and 75/72
1st number: 20/63, 2nd number: 1 3/72
20/63 + 75/72 is 685/504.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
20/63 = 20 × 8/63 × 8 = 160/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
75/72 = 75 × 7/72 × 7 = 525/504 - Add the two like fractions:
160/504 + 525/504 = 160 + 525/504 = 685/504 - So, 20/63 + 75/72 = 685/504
In mixed form: 1181/504
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