Answers

Add 14/63 and 40/42

14/63 + 40/42 is 74/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 42 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 63 × 2 = 126,
   14/63 = 14 × 2/63 × 2 = 28/126
3. Likewise, for the 2nd fraction, since 42 × 3 = 126,
   40/42 = 40 × 3/42 × 3 = 120/126
4. Add the two like fractions:
   28/126 + 120/126 = 28 + 120/126 = 148/126
5. 148/126 simplified gives 74/63
6. So, 14/63 + 40/42 = 74/63
   In mixed form: 111/63

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