Add 21/6 and 72/63
1st number: 3 3/6, 2nd number: 1 9/63
21/6 + 72/63 is 65/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 6 × 21 = 126,
21/6 = 21 × 21/6 × 21 = 441/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
72/63 = 72 × 2/63 × 2 = 144/126 - Add the two like fractions:
441/126 + 144/126 = 441 + 144/126 = 585/126 - 585/126 simplified gives 65/14
- So, 21/6 + 72/63 = 65/14
In mixed form: 49/14
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