Answers

Add 18/84 and 20/48

18/84 + 20/48 is 53/84.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 48 is 336
   
   Next, find the equivalent fraction of both fractional numbers with denominator 336
2. For the 1st fraction, since 84 × 4 = 336,
   18/84 = 18 × 4/84 × 4 = 72/336
3. Likewise, for the 2nd fraction, since 48 × 7 = 336,
   20/48 = 20 × 7/48 × 7 = 140/336
4. Add the two like fractions:
   72/336 + 140/336 = 72 + 140/336 = 212/336
5. 212/336 simplified gives 53/84
6. So, 18/84 + 20/48 = 53/84

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