Answers

Add 81/84 and 9/50

81/84 + 9/50 is 801/700.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 50 is 2100
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2100
2. For the 1st fraction, since 84 × 25 = 2100,
   81/84 = 81 × 25/84 × 25 = 2025/2100
3. Likewise, for the 2nd fraction, since 50 × 42 = 2100,
   9/50 = 9 × 42/50 × 42 = 378/2100
4. Add the two like fractions:
   2025/2100 + 378/2100 = 2025 + 378/2100 = 2403/2100
5. 2403/2100 simplified gives 801/700
6. So, 81/84 + 9/50 = 801/700
   In mixed form: 1101/700

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