Add 84/4 and 30/63
1st number: 21 0/4, 2nd number: 30/63
84/4 + 30/63 is 451/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 4 × 63 = 252,
84/4 = 84 × 63/4 × 63 = 5292/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
30/63 = 30 × 4/63 × 4 = 120/252 - Add the two like fractions:
5292/252 + 120/252 = 5292 + 120/252 = 5412/252 - 5412/252 simplified gives 451/21
- So, 84/4 + 30/63 = 451/21
In mixed form: 2110/21
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