Answers

Add 4/63 and 42/49

4/63 + 42/49 is 58/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 49 is 441
   
   Next, find the equivalent fraction of both fractional numbers with denominator 441
2. For the 1st fraction, since 63 × 7 = 441,
   4/63 = 4 × 7/63 × 7 = 28/441
3. Likewise, for the 2nd fraction, since 49 × 9 = 441,
   42/49 = 42 × 9/49 × 9 = 378/441
4. Add the two like fractions:
   28/441 + 378/441 = 28 + 378/441 = 406/441
5. 406/441 simplified gives 58/63
6. So, 4/63 + 42/49 = 58/63

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