Answers

Add 80/75 and 42/12

1^st number: 1 5/75, 2^nd number: 3 6/12

80/75 + 42/12 is 137/30.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 12 is 300
   
   Next, find the equivalent fraction of both fractional numbers with denominator 300
2. For the 1st fraction, since 75 × 4 = 300,
   80/75 = 80 × 4/75 × 4 = 320/300
3. Likewise, for the 2nd fraction, since 12 × 25 = 300,
   42/12 = 42 × 25/12 × 25 = 1050/300
4. Add the two like fractions:
   320/300 + 1050/300 = 320 + 1050/300 = 1370/300
5. 1370/300 simplified gives 137/30
6. So, 80/75 + 42/12 = 137/30
   In mixed form: 417/30

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