Answers

Add 40/50 and 42/15

1^st number: 40/50, 2^nd number: 2 12/15

40/50 + 42/15 is 18/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 50 and 15 is 150
   
   Next, find the equivalent fraction of both fractional numbers with denominator 150
2. For the 1st fraction, since 50 × 3 = 150,
   40/50 = 40 × 3/50 × 3 = 120/150
3. Likewise, for the 2nd fraction, since 15 × 10 = 150,
   42/15 = 42 × 10/15 × 10 = 420/150
4. Add the two like fractions:
   120/150 + 420/150 = 120 + 420/150 = 540/150
5. 540/150 simplified gives 18/5
6. So, 40/50 + 42/15 = 18/5
   In mixed form: 33/5

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