Answers

Add 12/20 and 24/80

12/20 + 24/80 is 9/10.

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,
   12/20 = 12 × 4/20 × 4 = 48/80
3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
   24/80 = 24 × 1/80 × 1 = 24/80
4. Add the two like fractions:
   48/80 + 24/80 = 48 + 24/80 = 72/80
5. 72/80 simplified gives 9/10
6. So, 12/20 + 24/80 = 9/10

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