Add 36/72 and 21/63
36/72 + 21/63 is 5/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
36/72 = 36 × 7/72 × 7 = 252/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
21/63 = 21 × 8/63 × 8 = 168/504 - Add the two like fractions:
252/504 + 168/504 = 252 + 168/504 = 420/504 - 420/504 simplified gives 5/6
- So, 36/72 + 21/63 = 5/6
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