Add 12/63 and 84/72
1st number: 12/63, 2nd number: 1 12/72
12/63 + 84/72 is 19/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
12/63 = 12 × 8/63 × 8 = 96/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
84/72 = 84 × 7/72 × 7 = 588/504 - Add the two like fractions:
96/504 + 588/504 = 96 + 588/504 = 684/504 - 684/504 simplified gives 19/14
- So, 12/63 + 84/72 = 19/14
In mixed form: 15/14
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