Answers

Add 10/84 and 3/18

10/84 + 3/18 is 2/7.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 18 is 252
2. For the 1st fraction, since 84 × 3 = 252,
   10/84 = 10 × 3/84 × 3 = 30/252
3. Likewise, for the 2nd fraction, since 18 × 14 = 252,
   3/18 = 3 × 14/18 × 14 = 42/252
4. Add the two fractions:
   30/252 + 42/252 = 30 + 42/252 = 72/252
5. 72/252 simplified gives 2/7
6. So, 10/84 + 3/18 = 2/7

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