Answers

Add 40/12 and 20/80

1^st number: 3 4/12, 2^nd number: 20/80

40/12 + 20/80 is 43/12.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 80 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 12 × 20 = 240,
   40/12 = 40 × 20/12 × 20 = 800/240
3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
   20/80 = 20 × 3/80 × 3 = 60/240
4. Add the two like fractions:
   800/240 + 60/240 = 800 + 60/240 = 860/240
5. 860/240 simplified gives 43/12
6. So, 40/12 + 20/80 = 43/12
   In mixed form: 37/12

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