Add 21/63 and 28/4
1st number: 21/63, 2nd number: 7 0/4
21/63 + 28/4 is 22/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 4 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
21/63 = 21 × 4/63 × 4 = 84/252 - Likewise, for the 2nd fraction, since 4 × 63 = 252,
28/4 = 28 × 63/4 × 63 = 1764/252 - Add the two like fractions:
84/252 + 1764/252 = 84 + 1764/252 = 1848/252 - 1848/252 simplified gives 22/3
- So, 21/63 + 28/4 = 22/3
In mixed form: 71/3
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