Add 20/16 and 90/63
1st number: 1 4/16, 2nd number: 1 27/63
20/16 + 90/63 is 75/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 63 is 1008
Next, find the equivalent fraction of both fractional numbers with denominator 1008 - For the 1st fraction, since 16 × 63 = 1008,
20/16 = 20 × 63/16 × 63 = 1260/1008 - Likewise, for the 2nd fraction, since 63 × 16 = 1008,
90/63 = 90 × 16/63 × 16 = 1440/1008 - Add the two like fractions:
1260/1008 + 1440/1008 = 1260 + 1440/1008 = 2700/1008 - 2700/1008 simplified gives 75/28
- So, 20/16 + 90/63 = 75/28
In mixed form: 219/28
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