Add 81/4 and 54/3
1st number: 20 1/4, 2nd number: 18 0/3
81/4 + 54/3 is 153/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 3 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 4 × 3 = 12,
81/4 = 81 × 3/4 × 3 = 243/12 - Likewise, for the 2nd fraction, since 3 × 4 = 12,
54/3 = 54 × 4/3 × 4 = 216/12 - Add the two like fractions:
243/12 + 216/12 = 243 + 216/12 = 459/12 - 459/12 simplified gives 153/4
- So, 81/4 + 54/3 = 153/4
In mixed form: 381/4
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