Answers

Add 84/72 and 9/25

1^st number: 1 12/72, 2^nd number: 9/25

84/72 + 9/25 is 229/150.

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,
   84/72 = 84 × 25/72 × 25 = 2100/1800
3. Likewise, for the 2nd fraction, since 25 × 72 = 1800,
   9/25 = 9 × 72/25 × 72 = 648/1800
4. Add the two like fractions:
   2100/1800 + 648/1800 = 2100 + 648/1800 = 2748/1800
5. 2748/1800 simplified gives 229/150
6. So, 84/72 + 9/25 = 229/150
   In mixed form: 179/150

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