Answers

Add 64/25 and 80/72

1^st number: 2 14/25, 2^nd number: 1 8/72

64/25 + 80/72 is 826/225.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 72 is 1800
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1800
2. For the 1st fraction, since 25 × 72 = 1800,
   64/25 = 64 × 72/25 × 72 = 4608/1800
3. Likewise, for the 2nd fraction, since 72 × 25 = 1800,
   80/72 = 80 × 25/72 × 25 = 2000/1800
4. Add the two like fractions:
   4608/1800 + 2000/1800 = 4608 + 2000/1800 = 6608/1800
5. 6608/1800 simplified gives 826/225
6. So, 64/25 + 80/72 = 826/225
   In mixed form: 3151/225

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