Answers

Add 28/49 and 6/63

28/49 + 6/63 is 2/3.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 49 and 63 is 441
   
   Next, find the equivalent fraction of both fractional numbers with denominator 441
2. For the 1st fraction, since 49 × 9 = 441,
   28/49 = 28 × 9/49 × 9 = 252/441
3. Likewise, for the 2nd fraction, since 63 × 7 = 441,
   6/63 = 6 × 7/63 × 7 = 42/441
4. Add the two like fractions:
   252/441 + 42/441 = 252 + 42/441 = 294/441
5. 294/441 simplified gives 2/3
6. So, 28/49 + 6/63 = 2/3

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