Answers

Add 54/72 and 90/56

1^st number: 54/72, 2^nd number: 1 34/56

54/72 + 90/56 is 33/14.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 56 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 72 × 7 = 504,
   54/72 = 54 × 7/72 × 7 = 378/504
3. Likewise, for the 2nd fraction, since 56 × 9 = 504,
   90/56 = 90 × 9/56 × 9 = 810/504
4. Add the two like fractions:
   378/504 + 810/504 = 378 + 810/504 = 1188/504
5. 1188/504 simplified gives 33/14
6. So, 54/72 + 90/56 = 33/14
   In mixed form: 25/14

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