Answers

Add 98/21 and 25/45

1^st number: 4 14/21, 2^nd number: 25/45

98/21 + 25/45 is 47/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 45 is 315
   
   Next, find the equivalent fraction of both fractional numbers with denominator 315
2. For the 1st fraction, since 21 × 15 = 315,
   98/21 = 98 × 15/21 × 15 = 1470/315
3. Likewise, for the 2nd fraction, since 45 × 7 = 315,
   25/45 = 25 × 7/45 × 7 = 175/315
4. Add the two like fractions:
   1470/315 + 175/315 = 1470 + 175/315 = 1645/315
5. 1645/315 simplified gives 47/9
6. So, 98/21 + 25/45 = 47/9
   In mixed form: 52/9

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