Add 63/4 and 18/81
1st number: 15 3/4, 2nd number: 18/81
63/4 + 18/81 is 575/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 81 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 4 × 81 = 324,
63/4 = 63 × 81/4 × 81 = 5103/324 - Likewise, for the 2nd fraction, since 81 × 4 = 324,
18/81 = 18 × 4/81 × 4 = 72/324 - Add the two like fractions:
5103/324 + 72/324 = 5103 + 72/324 = 5175/324 - 5175/324 simplified gives 575/36
- So, 63/4 + 18/81 = 575/36
In mixed form: 1535/36
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