Add 81/21 and 35/24
1st number: 3 18/21, 2nd number: 1 11/24
81/21 + 35/24 is 893/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 21 × 8 = 168,
81/21 = 81 × 8/21 × 8 = 648/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
35/24 = 35 × 7/24 × 7 = 245/168 - Add the two like fractions:
648/168 + 245/168 = 648 + 245/168 = 893/168 - So, 81/21 + 35/24 = 893/168
In mixed form: 553/168
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