Answers

Add 42/63 and 25/42

42/63 + 25/42 is 53/42.

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,
   42/63 = 42 × 2/63 × 2 = 84/126
3. Likewise, for the 2nd fraction, since 42 × 3 = 126,
   25/42 = 25 × 3/42 × 3 = 75/126
4. Add the two like fractions:
   84/126 + 75/126 = 84 + 75/126 = 159/126
5. 159/126 simplified gives 53/42
6. So, 42/63 + 25/42 = 53/42
   In mixed form: 111/42

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