Add 21/2 and 63/54
1st number: 10 1/2, 2nd number: 1 9/54
21/2 + 63/54 is 35/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 2 × 27 = 54,
21/2 = 21 × 27/2 × 27 = 567/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
63/54 = 63 × 1/54 × 1 = 63/54 - Add the two like fractions:
567/54 + 63/54 = 567 + 63/54 = 630/54 - 630/54 simplified gives 35/3
- So, 21/2 + 63/54 = 35/3
In mixed form: 112/3
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