Answers

Add 54/80 and 2/20

54/80 + 2/20 is 31/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 20 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 80 × 1 = 80,
   54/80 = 54 × 1/80 × 1 = 54/80
3. Likewise, for the 2nd fraction, since 20 × 4 = 80,
   2/20 = 2 × 4/20 × 4 = 8/80
4. Add the two like fractions:
   54/80 + 8/80 = 54 + 8/80 = 62/80
5. 62/80 simplified gives 31/40
6. So, 54/80 + 2/20 = 31/40

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