Add 84/9 and 72/56
1st number: 9 3/9, 2nd number: 1 16/56
84/9 + 72/56 is 223/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 56 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 9 × 56 = 504,
84/9 = 84 × 56/9 × 56 = 4704/504 - Likewise, for the 2nd fraction, since 56 × 9 = 504,
72/56 = 72 × 9/56 × 9 = 648/504 - Add the two like fractions:
4704/504 + 648/504 = 4704 + 648/504 = 5352/504 - 5352/504 simplified gives 223/21
- So, 84/9 + 72/56 = 223/21
In mixed form: 1013/21
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