Answers

Add 25/12 and 42/80

1^st number: 2 1/12, 2^nd number: 42/80

25/12 + 42/80 is 313/120.

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,
   25/12 = 25 × 20/12 × 20 = 500/240
3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
   42/80 = 42 × 3/80 × 3 = 126/240
4. Add the two like fractions:
   500/240 + 126/240 = 500 + 126/240 = 626/240
5. 626/240 simplified gives 313/120
6. So, 25/12 + 42/80 = 313/120
   In mixed form: 273/120

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