Answers

Subtract 35/40 from 8/84

8/84 - 35/40 is -131/168.

Steps for subtracting 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,
   8/84 = 8 × 10/84 × 10 = 80/840
3. Likewise, for the 2nd fraction, since 40 × 21 = 840,
   35/40 = 35 × 21/40 × 21 = 735/840
4. Subtract the two like fractions:
   80/840 - 735/840 = 80 - 735/840 = -655/840
5. After reducing the fraction, the answer is -131/168

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