Answers

Add 7/75 and 9/84

7/75 + 9/84 is 421/2100.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 84 is 2100
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2100
2. For the 1st fraction, since 75 × 28 = 2100,
   7/75 = 7 × 28/75 × 28 = 196/2100
3. Likewise, for the 2nd fraction, since 84 × 25 = 2100,
   9/84 = 9 × 25/84 × 25 = 225/2100
4. Add the two like fractions:
   196/2100 + 225/2100 = 196 + 225/2100 = 421/2100
5. So, 7/75 + 9/84 = 421/2100

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