Answers

Add 40/21 and 2/15

1^st number: 1 19/21, 2^nd number: 2/15

40/21 + 2/15 is 214/105.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 15 is 105
   
   Next, find the equivalent fraction of both fractional numbers with denominator 105
2. For the 1st fraction, since 21 × 5 = 105,
   40/21 = 40 × 5/21 × 5 = 200/105
3. Likewise, for the 2nd fraction, since 15 × 7 = 105,
   2/15 = 2 × 7/15 × 7 = 14/105
4. Add the two like fractions:
   200/105 + 14/105 = 200 + 14/105 = 214/105
5. So, 40/21 + 2/15 = 214/105
   In mixed form: 24/105

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