Answers

Add 40/15 and 21/6

1^st number: 2 10/15, 2^nd number: 3 3/6

40/15 + 21/6 is 37/6.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 6 is 30
2. For the 1st fraction, since 15 × 2 = 30,
   40/15 = 40 × 2/15 × 2 = 80/30
3. Likewise, for the 2nd fraction, since 6 × 5 = 30,
   21/6 = 21 × 5/6 × 5 = 105/30
4. Add the two fractions:
   80/30 + 105/30 = 80 + 105/30 = 185/30
5. After reducing the fraction, the answer is 37/6
6. In mixed form: 61/6

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