Answers

Add 3/80 and 25/84

3/80 + 25/84 is 563/1680.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 84 is 1680
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1680
2. For the 1st fraction, since 80 × 21 = 1680,
   3/80 = 3 × 21/80 × 21 = 63/1680
3. Likewise, for the 2nd fraction, since 84 × 20 = 1680,
   25/84 = 25 × 20/84 × 20 = 500/1680
4. Add the two like fractions:
   63/1680 + 500/1680 = 63 + 500/1680 = 563/1680
5. So, 3/80 + 25/84 = 563/1680

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