Answers

Add 8/84 and 98/20

1^st number: 8/84, 2^nd number: 4 18/20

8/84 + 98/20 is 1049/210.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 20 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 84 × 5 = 420,
   8/84 = 8 × 5/84 × 5 = 40/420
3. Likewise, for the 2nd fraction, since 20 × 21 = 420,
   98/20 = 98 × 21/20 × 21 = 2058/420
4. Add the two like fractions:
   40/420 + 2058/420 = 40 + 2058/420 = 2098/420
5. 2098/420 simplified gives 1049/210
6. So, 8/84 + 98/20 = 1049/210
   In mixed form: 4209/210

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