Answers

Add 21/98 and 45/10

1^st number: 21/98, 2^nd number: 4 5/10

21/98 + 45/10 is 33/7.

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,
   21/98 = 21 × 5/98 × 5 = 105/490
3. Likewise, for the 2nd fraction, since 10 × 49 = 490,
   45/10 = 45 × 49/10 × 49 = 2205/490
4. Add the two like fractions:
   105/490 + 2205/490 = 105 + 2205/490 = 2310/490
5. 2310/490 simplified gives 33/7
6. So, 21/98 + 45/10 = 33/7
   In mixed form: 45/7

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