Answers

Add 14/21 and 40/12

1^st number: 14/21, 2^nd number: 3 4/12

14/21 + 40/12 is 4/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 12 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 21 × 4 = 84,
   14/21 = 14 × 4/21 × 4 = 56/84
3. Likewise, for the 2nd fraction, since 12 × 7 = 84,
   40/12 = 40 × 7/12 × 7 = 280/84
4. Add the two like fractions:
   56/84 + 280/84 = 56 + 280/84 = 336/84
5. 336/84 simplified gives 4/1
6. So, 14/21 + 40/12 = 4/1

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