Answers

Add 42/75 and 63/12

1^st number: 42/75, 2^nd number: 5 3/12

42/75 + 63/12 is 581/100.

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,
   42/75 = 42 × 4/75 × 4 = 168/300
3. Likewise, for the 2nd fraction, since 12 × 25 = 300,
   63/12 = 63 × 25/12 × 25 = 1575/300
4. Add the two like fractions:
   168/300 + 1575/300 = 168 + 1575/300 = 1743/300
5. 1743/300 simplified gives 581/100
6. So, 42/75 + 63/12 = 581/100
   In mixed form: 581/100

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