Add 28/21 and 56/14
1st number: 1 7/21, 2nd number: 4 0/14
28/21 + 56/14 is 16/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 14 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 21 × 2 = 42,
28/21 = 28 × 2/21 × 2 = 56/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
56/14 = 56 × 3/14 × 3 = 168/42 - Add the two like fractions:
56/42 + 168/42 = 56 + 168/42 = 224/42 - 224/42 simplified gives 16/3
- So, 28/21 + 56/14 = 16/3
In mixed form: 51/3
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