Answers

Add 4/84 and 14/80

4/84 + 14/80 is 187/840.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 80 is 1680
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1680
2. For the 1st fraction, since 84 × 20 = 1680,
   4/84 = 4 × 20/84 × 20 = 80/1680
3. Likewise, for the 2nd fraction, since 80 × 21 = 1680,
   14/80 = 14 × 21/80 × 21 = 294/1680
4. Add the two like fractions:
   80/1680 + 294/1680 = 80 + 294/1680 = 374/1680
5. 374/1680 simplified gives 187/840
6. So, 4/84 + 14/80 = 187/840

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