Add 20/72 and 27/14
1st number: 20/72, 2nd number: 1 13/14
20/72 + 27/14 is 139/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 14 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
20/72 = 20 × 7/72 × 7 = 140/504 - Likewise, for the 2nd fraction, since 14 × 36 = 504,
27/14 = 27 × 36/14 × 36 = 972/504 - Add the two like fractions:
140/504 + 972/504 = 140 + 972/504 = 1112/504 - 1112/504 simplified gives 139/63
- So, 20/72 + 27/14 = 139/63
In mixed form: 213/63
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