Answers

Add 16/20 and 75/80

16/20 + 75/80 is 139/80.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 80 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 20 × 4 = 80,
   16/20 = 16 × 4/20 × 4 = 64/80
3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
   75/80 = 75 × 1/80 × 1 = 75/80
4. Add the two like fractions:
   64/80 + 75/80 = 64 + 75/80 = 139/80
5. So, 16/20 + 75/80 = 139/80
   In mixed form: 159/80

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