Answers

Add 9/72 and 75/25

1^st number: 9/72, 2^nd number: 3 0/25

9/72 + 75/25 is 25/8.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 25 is 1800
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1800
2. For the 1st fraction, since 72 × 25 = 1800,
   9/72 = 9 × 25/72 × 25 = 225/1800
3. Likewise, for the 2nd fraction, since 25 × 72 = 1800,
   75/25 = 75 × 72/25 × 72 = 5400/1800
4. Add the two like fractions:
   225/1800 + 5400/1800 = 225 + 5400/1800 = 5625/1800
5. 5625/1800 simplified gives 25/8
6. So, 9/72 + 75/25 = 25/8
   In mixed form: 31/8

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