Add 20/36 and 21/14
1st number: 20/36, 2nd number: 1 7/14
20/36 + 21/14 is 37/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 14 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
20/36 = 20 × 7/36 × 7 = 140/252 - Likewise, for the 2nd fraction, since 14 × 18 = 252,
21/14 = 21 × 18/14 × 18 = 378/252 - Add the two like fractions:
140/252 + 378/252 = 140 + 378/252 = 518/252 - 518/252 simplified gives 37/18
- So, 20/36 + 21/14 = 37/18
In mixed form: 21/18
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