Answers

Add 90/9 and 63/70

1^st number: 10 0/9, 2^nd number: 63/70

90/9 + 63/70 is 109/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 70 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 9 × 70 = 630,
   90/9 = 90 × 70/9 × 70 = 6300/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   63/70 = 63 × 9/70 × 9 = 567/630
4. Add the two like fractions:
   6300/630 + 567/630 = 6300 + 567/630 = 6867/630
5. 6867/630 simplified gives 109/10
6. So, 90/9 + 63/70 = 109/10
   In mixed form: 109/10

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