Answers

Add 20/15 and 42/5

1^st number: 1 5/15, 2^nd number: 8 2/5

20/15 + 42/5 is 146/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 5 is 15
2. For the 1st fraction, since 15 × 1 = 15,
   20/15 = 20 × 1/15 × 1 = 20/15
3. Likewise, for the 2nd fraction, since 5 × 3 = 15,
   42/5 = 42 × 3/5 × 3 = 126/15
4. Add the two fractions:
   20/15 + 126/15 = 20 + 126/15 = 146/15
5. In mixed form: 911/15

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