Answers

Add 25/84 and 6/40

25/84 + 6/40 is 47/105.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 40 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 84 × 10 = 840,
   25/84 = 25 × 10/84 × 10 = 250/840
3. Likewise, for the 2nd fraction, since 40 × 21 = 840,
   6/40 = 6 × 21/40 × 21 = 126/840
4. Add the two like fractions:
   250/840 + 126/840 = 250 + 126/840 = 376/840
5. 376/840 simplified gives 47/105
6. So, 25/84 + 6/40 = 47/105

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