Add 7/14 and 21/28
7/14 + 21/28 is 5/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 14 × 2 = 28,
7/14 = 7 × 2/14 × 2 = 14/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
21/28 = 21 × 1/28 × 1 = 21/28 - Add the two like fractions:
14/28 + 21/28 = 14 + 21/28 = 35/28 - 35/28 simplified gives 5/4
- So, 7/14 + 21/28 = 5/4
In mixed form: 11/4
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