Answers

Add 1/63 and 70/49

1^st number: 1/63, 2^nd number: 1 21/49

1/63 + 70/49 is 13/9.

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,
   1/63 = 1 × 7/63 × 7 = 7/441
3. Likewise, for the 2nd fraction, since 49 × 9 = 441,
   70/49 = 70 × 9/49 × 9 = 630/441
4. Add the two like fractions:
   7/441 + 630/441 = 7 + 630/441 = 637/441
5. 637/441 simplified gives 13/9
6. So, 1/63 + 70/49 = 13/9
   In mixed form: 14/9

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