Answers

Add 10/84 and 9/7

1^st number: 10/84, 2^nd number: 1 2/7

10/84 + 9/7 is 59/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 7 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 84 × 1 = 84,
   10/84 = 10 × 1/84 × 1 = 10/84
3. Likewise, for the 2nd fraction, since 7 × 12 = 84,
   9/7 = 9 × 12/7 × 12 = 108/84
4. Add the two like fractions:
   10/84 + 108/84 = 10 + 108/84 = 118/84
5. 118/84 simplified gives 59/42
6. So, 10/84 + 9/7 = 59/42
   In mixed form: 117/42

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