Answers

Subtract 40/50 from 49/80

49/80 - 40/50 is -3/16.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 50 is 400
   
   Next, find the equivalent fraction of both fractional numbers with denominator 400
2. For the 1st fraction, since 80 × 5 = 400,
   49/80 = 49 × 5/80 × 5 = 245/400
3. Likewise, for the 2nd fraction, since 50 × 8 = 400,
   40/50 = 40 × 8/50 × 8 = 320/400
4. Subtract the two like fractions:
   245/400 - 320/400 = 245 - 320/400 = -75/400
5. After reducing the fraction, the answer is -3/16

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