Add 72/56 and 12/63
1st number: 1 16/56, 2nd number: 12/63
72/56 + 12/63 is 31/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
72/56 = 72 × 9/56 × 9 = 648/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
12/63 = 12 × 8/63 × 8 = 96/504 - Add the two like fractions:
648/504 + 96/504 = 648 + 96/504 = 744/504 - 744/504 simplified gives 31/21
- So, 72/56 + 12/63 = 31/21
In mixed form: 110/21
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