Add 84/2 and 21/4
1st number: 42 0/2, 2nd number: 5 1/4
84/2 + 21/4 is 189/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 4 is 4
Next, find the equivalent fraction of both fractional numbers with denominator 4 - For the 1st fraction, since 2 × 2 = 4,
84/2 = 84 × 2/2 × 2 = 168/4 - Likewise, for the 2nd fraction, since 4 × 1 = 4,
21/4 = 21 × 1/4 × 1 = 21/4 - Add the two like fractions:
168/4 + 21/4 = 168 + 21/4 = 189/4 - So, 84/2 + 21/4 = 189/4
In mixed form: 471/4
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