Answers

Add 10/84 and 16/35

10/84 + 16/35 is 121/210.

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,
   10/84 = 10 × 5/84 × 5 = 50/420
3. Likewise, for the 2nd fraction, since 35 × 12 = 420,
   16/35 = 16 × 12/35 × 12 = 192/420
4. Add the two like fractions:
   50/420 + 192/420 = 50 + 192/420 = 242/420
5. 242/420 simplified gives 121/210
6. So, 10/84 + 16/35 = 121/210

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