Answers

Add 56/9 and 90/72

1^st number: 6 2/9, 2^nd number: 1 18/72

56/9 + 90/72 is 269/36.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 72 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 9 × 8 = 72,
   56/9 = 56 × 8/9 × 8 = 448/72
3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
   90/72 = 90 × 1/72 × 1 = 90/72
4. Add the two like fractions:
   448/72 + 90/72 = 448 + 90/72 = 538/72
5. 538/72 simplified gives 269/36
6. So, 56/9 + 90/72 = 269/36
   In mixed form: 717/36

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