Add 72/56 and 80/9
1st number: 1 16/56, 2nd number: 8 8/9
72/56 + 80/9 is 641/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 9 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 9 × 56 = 504,
80/9 = 80 × 56/9 × 56 = 4480/504 - Add the two like fractions:
648/504 + 4480/504 = 648 + 4480/504 = 5128/504 - 5128/504 simplified gives 641/63
- So, 72/56 + 80/9 = 641/63
In mixed form: 1011/63
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