Add 84/20 and 20/63
1st number: 4 4/20, 2nd number: 20/63
84/20 + 20/63 is 1423/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 63 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 20 × 63 = 1260,
84/20 = 84 × 63/20 × 63 = 5292/1260 - Likewise, for the 2nd fraction, since 63 × 20 = 1260,
20/63 = 20 × 20/63 × 20 = 400/1260 - Add the two like fractions:
5292/1260 + 400/1260 = 5292 + 400/1260 = 5692/1260 - 5692/1260 simplified gives 1423/315
- So, 84/20 + 20/63 = 1423/315
In mixed form: 4163/315
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