Answers

Add 70/63 and 1/81

1^st number: 1 7/63, 2^nd number: 1/81

70/63 + 1/81 is 91/81.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 81 is 567
   
   Next, find the equivalent fraction of both fractional numbers with denominator 567
2. For the 1st fraction, since 63 × 9 = 567,
   70/63 = 70 × 9/63 × 9 = 630/567
3. Likewise, for the 2nd fraction, since 81 × 7 = 567,
   1/81 = 1 × 7/81 × 7 = 7/567
4. Add the two like fractions:
   630/567 + 7/567 = 630 + 7/567 = 637/567
5. 637/567 simplified gives 91/81
6. So, 70/63 + 1/81 = 91/81
   In mixed form: 110/81

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