Answers

Add 80/72 and 35/80

1^st number: 1 8/72, 2^nd number: 35/80

80/72 + 35/80 is 223/144.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 80 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 72 × 10 = 720,
   80/72 = 80 × 10/72 × 10 = 800/720
3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
   35/80 = 35 × 9/80 × 9 = 315/720
4. Add the two like fractions:
   800/720 + 315/720 = 800 + 315/720 = 1115/720
5. 1115/720 simplified gives 223/144
6. So, 80/72 + 35/80 = 223/144
   In mixed form: 179/144

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