Answers

Add 20/12 and 98/42

1^st number: 1 8/12, 2^nd number: 2 14/42

20/12 + 98/42 is 4/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 42 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 12 × 7 = 84,
   20/12 = 20 × 7/12 × 7 = 140/84
3. Likewise, for the 2nd fraction, since 42 × 2 = 84,
   98/42 = 98 × 2/42 × 2 = 196/84
4. Add the two like fractions:
   140/84 + 196/84 = 140 + 196/84 = 336/84
5. 336/84 simplified gives 4/1
6. So, 20/12 + 98/42 = 4/1

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