Answers

Add 48/63 and 7/49

48/63 + 7/49 is 19/21.

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,
   48/63 = 48 × 7/63 × 7 = 336/441
3. Likewise, for the 2nd fraction, since 49 × 9 = 441,
   7/49 = 7 × 9/49 × 9 = 63/441
4. Add the two like fractions:
   336/441 + 63/441 = 336 + 63/441 = 399/441
5. 399/441 simplified gives 19/21
6. So, 48/63 + 7/49 = 19/21

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