Add 84/63 and 4/14
1st number: 1 21/63, 2nd number: 4/14
84/63 + 4/14 is 34/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 14 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 63 × 2 = 126,
84/63 = 84 × 2/63 × 2 = 168/126 - Likewise, for the 2nd fraction, since 14 × 9 = 126,
4/14 = 4 × 9/14 × 9 = 36/126 - Add the two like fractions:
168/126 + 36/126 = 168 + 36/126 = 204/126 - 204/126 simplified gives 34/21
- So, 84/63 + 4/14 = 34/21
In mixed form: 113/21
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