Add 20/3 and 72/56
1st number: 6 2/3, 2nd number: 1 16/56
20/3 + 72/56 is 167/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 3 × 56 = 168,
20/3 = 20 × 56/3 × 56 = 1120/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
72/56 = 72 × 3/56 × 3 = 216/168 - Add the two like fractions:
1120/168 + 216/168 = 1120 + 216/168 = 1336/168 - 1336/168 simplified gives 167/21
- So, 20/3 + 72/56 = 167/21
In mixed form: 720/21
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