Answers

Add 98/84 and 30/35

1^st number: 1 14/84, 2^nd number: 30/35

98/84 + 30/35 is 85/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 35 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 84 × 5 = 420,
   98/84 = 98 × 5/84 × 5 = 490/420
3. Likewise, for the 2nd fraction, since 35 × 12 = 420,
   30/35 = 30 × 12/35 × 12 = 360/420
4. Add the two like fractions:
   490/420 + 360/420 = 490 + 360/420 = 850/420
5. 850/420 simplified gives 85/42
6. So, 98/84 + 30/35 = 85/42
   In mixed form: 21/42

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