Answers

Subtract 42/7 from 24/80

1^st number: 24/80, 2^nd number: 6 0/7

24/80 - 42/7 is -57/10.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 7 is 560
   
   Next, find the equivalent fraction of both fractional numbers with denominator 560
2. For the 1st fraction, since 80 × 7 = 560,
   24/80 = 24 × 7/80 × 7 = 168/560
3. Likewise, for the 2nd fraction, since 7 × 80 = 560,
   42/7 = 42 × 80/7 × 80 = 3360/560
4. Subtract the two like fractions:
   168/560 - 3360/560 = 168 - 3360/560 = -3192/560
5. After reducing the fraction, the answer is -57/10

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