Add 20/36 and 90/14
1st number: 20/36, 2nd number: 6 6/14
20/36 + 90/14 is 440/63.
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,
90/14 = 90 × 18/14 × 18 = 1620/252 - Add the two like fractions:
140/252 + 1620/252 = 140 + 1620/252 = 1760/252 - 1760/252 simplified gives 440/63
- So, 20/36 + 90/14 = 440/63
In mixed form: 662/63
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