Answers

Add 49/21 and 63/18

1^st number: 2 7/21, 2^nd number: 3 9/18

49/21 + 63/18 is 35/6.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 18 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 21 × 6 = 126,
   49/21 = 49 × 6/21 × 6 = 294/126
3. Likewise, for the 2nd fraction, since 18 × 7 = 126,
   63/18 = 63 × 7/18 × 7 = 441/126
4. Add the two like fractions:
   294/126 + 441/126 = 294 + 441/126 = 735/126
5. 735/126 simplified gives 35/6
6. So, 49/21 + 63/18 = 35/6
   In mixed form: 55/6

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