Add 81/18 and 63/4
1st number: 4 9/18, 2nd number: 15 3/4
81/18 + 63/4 is 81/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 4 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 18 × 2 = 36,
81/18 = 81 × 2/18 × 2 = 162/36 - Likewise, for the 2nd fraction, since 4 × 9 = 36,
63/4 = 63 × 9/4 × 9 = 567/36 - Add the two like fractions:
162/36 + 567/36 = 162 + 567/36 = 729/36 - 729/36 simplified gives 81/4
- So, 81/18 + 63/4 = 81/4
In mixed form: 201/4
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