Add 28/2 and 21/5
1st number: 14 0/2, 2nd number: 4 1/5
28/2 + 21/5 is 91/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 5 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 2 × 5 = 10,
28/2 = 28 × 5/2 × 5 = 140/10 - Likewise, for the 2nd fraction, since 5 × 2 = 10,
21/5 = 21 × 2/5 × 2 = 42/10 - Add the two like fractions:
140/10 + 42/10 = 140 + 42/10 = 182/10 - 182/10 simplified gives 91/5
- So, 28/2 + 21/5 = 91/5
In mixed form: 181/5
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