Answers

Add 72/90 and 2/15

72/90 + 2/15 is 14/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 15 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 90 × 1 = 90,
   72/90 = 72 × 1/90 × 1 = 72/90
3. Likewise, for the 2nd fraction, since 15 × 6 = 90,
   2/15 = 2 × 6/15 × 6 = 12/90
4. Add the two like fractions:
   72/90 + 12/90 = 72 + 12/90 = 84/90
5. 84/90 simplified gives 14/15
6. So, 72/90 + 2/15 = 14/15

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