Add 20/7 and 81/24
1st number: 2 6/7, 2nd number: 3 9/24
20/7 + 81/24 is 349/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 7 × 24 = 168,
20/7 = 20 × 24/7 × 24 = 480/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
81/24 = 81 × 7/24 × 7 = 567/168 - Add the two like fractions:
480/168 + 567/168 = 480 + 567/168 = 1047/168 - 1047/168 simplified gives 349/56
- So, 20/7 + 81/24 = 349/56
In mixed form: 613/56
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