Add 20/21 and 35/24
1st number: 20/21, 2nd number: 1 11/24
20/21 + 35/24 is 135/56.
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,
20/21 = 20 × 8/21 × 8 = 160/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
35/24 = 35 × 7/24 × 7 = 245/168 - Add the two like fractions:
160/168 + 245/168 = 160 + 245/168 = 405/168 - 405/168 simplified gives 135/56
- So, 20/21 + 35/24 = 135/56
In mixed form: 223/56
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