Add 20/63 and 8/72
20/63 + 8/72 is 3/7.
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,
8/72 = 8 × 7/72 × 7 = 56/504 - Add the two like fractions:
160/504 + 56/504 = 160 + 56/504 = 216/504 - 216/504 simplified gives 3/7
- So, 20/63 + 8/72 = 3/7
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