Answers

Add 70/10 and 21/98

1^st number: 7 0/10, 2^nd number: 21/98

70/10 + 21/98 is 101/14.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 98 is 490
   
   Next, find the equivalent fraction of both fractional numbers with denominator 490
2. For the 1st fraction, since 10 × 49 = 490,
   70/10 = 70 × 49/10 × 49 = 3430/490
3. Likewise, for the 2nd fraction, since 98 × 5 = 490,
   21/98 = 21 × 5/98 × 5 = 105/490
4. Add the two like fractions:
   3430/490 + 105/490 = 3430 + 105/490 = 3535/490
5. 3535/490 simplified gives 101/14
6. So, 70/10 + 21/98 = 101/14
   In mixed form: 73/14

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