Answers

Add 80/45 and 42/25

1^st number: 1 35/45, 2^nd number: 1 17/25

80/45 + 42/25 is 778/225.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 25 is 225
   
   Next, find the equivalent fraction of both fractional numbers with denominator 225
2. For the 1st fraction, since 45 × 5 = 225,
   80/45 = 80 × 5/45 × 5 = 400/225
3. Likewise, for the 2nd fraction, since 25 × 9 = 225,
   42/25 = 42 × 9/25 × 9 = 378/225
4. Add the two like fractions:
   400/225 + 378/225 = 400 + 378/225 = 778/225
5. So, 80/45 + 42/25 = 778/225
   In mixed form: 3103/225

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