Answers

Subtract 42/8 from 2/80

1^st number: 2/80, 2^nd number: 5 2/8

2/80 - 42/8 is -209/40.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 8 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 80 × 1 = 80,
   2/80 = 2 × 1/80 × 1 = 2/80
3. Likewise, for the 2nd fraction, since 8 × 10 = 80,
   42/8 = 42 × 10/8 × 10 = 420/80
4. Subtract the two like fractions:
   2/80 - 420/80 = 2 - 420/80 = -418/80
5. After reducing the fraction, the answer is -209/40

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