Answers

Subtract 27/20 from 7/50

1^st number: 7/50, 2^nd number: 1 7/20

7/50 - 27/20 is -121/100.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 50 and 20 is 100
   
   Next, find the equivalent fraction of both fractional numbers with denominator 100
2. For the 1st fraction, since 50 × 2 = 100,
   7/50 = 7 × 2/50 × 2 = 14/100
3. Likewise, for the 2nd fraction, since 20 × 5 = 100,
   27/20 = 27 × 5/20 × 5 = 135/100
4. Subtract the two like fractions:
   14/100 - 135/100 = 14 - 135/100 = -121/100

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