Answers

Add 63/42 and 9/5

1^st number: 1 21/42, 2^nd number: 1 4/5

63/42 + 9/5 is 33/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 5 is 210
2. For the 1st fraction, since 42 × 5 = 210,
   63/42 = 63 × 5/42 × 5 = 315/210
3. Likewise, for the 2nd fraction, since 5 × 42 = 210,
   9/5 = 9 × 42/5 × 42 = 378/210
4. Add the two fractions:
   315/210 + 378/210 = 315 + 378/210 = 693/210
5. After reducing the fraction, the answer is 33/10
6. In mixed form: 33/10

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