Add 81/4 and 12/18
1st number: 20 1/4, 2nd number: 12/18
81/4 + 12/18 is 251/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
81/4 = 81 × 9/4 × 9 = 729/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
12/18 = 12 × 2/18 × 2 = 24/36 - Add the two like fractions:
729/36 + 24/36 = 729 + 24/36 = 753/36 - 753/36 simplified gives 251/12
- So, 81/4 + 12/18 = 251/12
In mixed form: 2011/12
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