Answers

Add 2/18 and 80/72

1^st number: 2/18, 2^nd number: 1 8/72

2/18 + 80/72 is 11/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 72 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 18 × 4 = 72,
   2/18 = 2 × 4/18 × 4 = 8/72
3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
   80/72 = 80 × 1/72 × 1 = 80/72
4. Add the two like fractions:
   8/72 + 80/72 = 8 + 80/72 = 88/72
5. 88/72 simplified gives 11/9
6. So, 2/18 + 80/72 = 11/9
   In mixed form: 12/9

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