Answers

Add 45/16 and 70/45

1^st number: 2 13/16, 2^nd number: 1 25/45

45/16 + 70/45 is 629/144.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 45 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 16 × 45 = 720,
   45/16 = 45 × 45/16 × 45 = 2025/720
3. Likewise, for the 2nd fraction, since 45 × 16 = 720,
   70/45 = 70 × 16/45 × 16 = 1120/720
4. Add the two like fractions:
   2025/720 + 1120/720 = 2025 + 1120/720 = 3145/720
5. 3145/720 simplified gives 629/144
6. So, 45/16 + 70/45 = 629/144
   In mixed form: 453/144

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