Answers

Add 81/98 and 90/10

1^st number: 81/98, 2^nd number: 9 0/10

81/98 + 90/10 is 963/98.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 10 is 490
   
   Next, find the equivalent fraction of both fractional numbers with denominator 490
2. For the 1st fraction, since 98 × 5 = 490,
   81/98 = 81 × 5/98 × 5 = 405/490
3. Likewise, for the 2nd fraction, since 10 × 49 = 490,
   90/10 = 90 × 49/10 × 49 = 4410/490
4. Add the two like fractions:
   405/490 + 4410/490 = 405 + 4410/490 = 4815/490
5. 4815/490 simplified gives 963/98
6. So, 81/98 + 90/10 = 963/98
   In mixed form: 981/98

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