Answers

Add 72/80 and 36/15

1^st number: 72/80, 2^nd number: 2 6/15

72/80 + 36/15 is 33/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 15 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 80 × 3 = 240,
   72/80 = 72 × 3/80 × 3 = 216/240
3. Likewise, for the 2nd fraction, since 15 × 16 = 240,
   36/15 = 36 × 16/15 × 16 = 576/240
4. Add the two like fractions:
   216/240 + 576/240 = 216 + 576/240 = 792/240
5. 792/240 simplified gives 33/10
6. So, 72/80 + 36/15 = 33/10
   In mixed form: 33/10

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