Answers

Add 54/56 and 5/72

54/56 + 5/72 is 521/504.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 72 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 56 × 9 = 504,
   54/56 = 54 × 9/56 × 9 = 486/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   5/72 = 5 × 7/72 × 7 = 35/504
4. Add the two like fractions:
   486/504 + 35/504 = 486 + 35/504 = 521/504
5. So, 54/56 + 5/72 = 521/504
   In mixed form: 117/504

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