Answers

Add 7/84 and 8/25

7/84 + 8/25 is 121/300.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 25 is 2100
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2100
2. For the 1st fraction, since 84 × 25 = 2100,
   7/84 = 7 × 25/84 × 25 = 175/2100
3. Likewise, for the 2nd fraction, since 25 × 84 = 2100,
   8/25 = 8 × 84/25 × 84 = 672/2100
4. Add the two like fractions:
   175/2100 + 672/2100 = 175 + 672/2100 = 847/2100
5. 847/2100 simplified gives 121/300
6. So, 7/84 + 8/25 = 121/300

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