Add 2/72 and 27/21
1st number: 2/72, 2nd number: 1 6/21
2/72 + 27/21 is 331/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 21 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
2/72 = 2 × 7/72 × 7 = 14/504 - Likewise, for the 2nd fraction, since 21 × 24 = 504,
27/21 = 27 × 24/21 × 24 = 648/504 - Add the two like fractions:
14/504 + 648/504 = 14 + 648/504 = 662/504 - 662/504 simplified gives 331/252
- So, 2/72 + 27/21 = 331/252
In mixed form: 179/252
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