Add 81/30 and 27/24
1st number: 2 21/30, 2nd number: 1 3/24
81/30 + 27/24 is 153/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 30 × 4 = 120,
81/30 = 81 × 4/30 × 4 = 324/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
27/24 = 27 × 5/24 × 5 = 135/120 - Add the two like fractions:
324/120 + 135/120 = 324 + 135/120 = 459/120 - 459/120 simplified gives 153/40
- So, 81/30 + 27/24 = 153/40
In mixed form: 333/40
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