Answers

Add 40/15 and 7/90

1^st number: 2 10/15, 2^nd number: 7/90

40/15 + 7/90 is 247/90.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 90 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 15 × 6 = 90,
   40/15 = 40 × 6/15 × 6 = 240/90
3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
   7/90 = 7 × 1/90 × 1 = 7/90
4. Add the two like fractions:
   240/90 + 7/90 = 240 + 7/90 = 247/90
5. So, 40/15 + 7/90 = 247/90
   In mixed form: 267/90

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