Answers

Add 45/42 and 45/28

1^st number: 1 3/42, 2^nd number: 1 17/28

45/42 + 45/28 is 75/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 28 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 42 × 2 = 84,
   45/42 = 45 × 2/42 × 2 = 90/84
3. Likewise, for the 2nd fraction, since 28 × 3 = 84,
   45/28 = 45 × 3/28 × 3 = 135/84
4. Add the two like fractions:
   90/84 + 135/84 = 90 + 135/84 = 225/84
5. 225/84 simplified gives 75/28
6. So, 45/42 + 45/28 = 75/28
   In mixed form: 219/28

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