Answers

Add 10/84 and 7/8

10/84 + 7/8 is 167/168.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 8 is 168
   
   Next, find the equivalent fraction of both fractional numbers with denominator 168
2. For the 1st fraction, since 84 × 2 = 168,
   10/84 = 10 × 2/84 × 2 = 20/168
3. Likewise, for the 2nd fraction, since 8 × 21 = 168,
   7/8 = 7 × 21/8 × 21 = 147/168
4. Add the two like fractions:
   20/168 + 147/168 = 20 + 147/168 = 167/168
5. So, 10/84 + 7/8 = 167/168

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