Add 30/2 and 21/28
1st number: 15 0/2, 2nd number: 21/28
30/2 + 21/28 is 63/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 2 × 14 = 28,
30/2 = 30 × 14/2 × 14 = 420/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
21/28 = 21 × 1/28 × 1 = 21/28 - Add the two like fractions:
420/28 + 21/28 = 420 + 21/28 = 441/28 - 441/28 simplified gives 63/4
- So, 30/2 + 21/28 = 63/4
In mixed form: 153/4
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