Add 20/56 and 21/6
1st number: 20/56, 2nd number: 3 3/6
20/56 + 21/6 is 27/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 6 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
20/56 = 20 × 3/56 × 3 = 60/168 - Likewise, for the 2nd fraction, since 6 × 28 = 168,
21/6 = 21 × 28/6 × 28 = 588/168 - Add the two like fractions:
60/168 + 588/168 = 60 + 588/168 = 648/168 - 648/168 simplified gives 27/7
- So, 20/56 + 21/6 = 27/7
In mixed form: 36/7
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