Add 54/24 and 81/42
1st number: 2 6/24, 2nd number: 1 39/42
54/24 + 81/42 is 117/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 42 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
54/24 = 54 × 7/24 × 7 = 378/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
81/42 = 81 × 4/42 × 4 = 324/168 - Add the two like fractions:
378/168 + 324/168 = 378 + 324/168 = 702/168 - 702/168 simplified gives 117/28
- So, 54/24 + 81/42 = 117/28
In mixed form: 45/28
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