Answers

Add 98/10 and 35/84

1^st number: 9 8/10, 2^nd number: 35/84

98/10 + 35/84 is 613/60.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 84 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 10 × 42 = 420,
   98/10 = 98 × 42/10 × 42 = 4116/420
3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
   35/84 = 35 × 5/84 × 5 = 175/420
4. Add the two like fractions:
   4116/420 + 175/420 = 4116 + 175/420 = 4291/420
5. 4291/420 simplified gives 613/60
6. So, 98/10 + 35/84 = 613/60
   In mixed form: 1013/60

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