Answers

Add 45/42 and 80/7

1^st number: 1 3/42, 2^nd number: 11 3/7

45/42 + 80/7 is 25/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 7 is 42
   
   Next, find the equivalent fraction of both fractional numbers with denominator 42
2. For the 1st fraction, since 42 × 1 = 42,
   45/42 = 45 × 1/42 × 1 = 45/42
3. Likewise, for the 2nd fraction, since 7 × 6 = 42,
   80/7 = 80 × 6/7 × 6 = 480/42
4. Add the two like fractions:
   45/42 + 480/42 = 45 + 480/42 = 525/42
5. 525/42 simplified gives 25/2
6. So, 45/42 + 80/7 = 25/2
   In mixed form: 121/2

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