Answers

Subtract 56/40 from 42/96

1^st number: 42/96, 2^nd number: 1 16/40

42/96 - 56/40 is -77/80.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 96 and 40 is 480
   
   Next, find the equivalent fraction of both fractional numbers with denominator 480
2. For the 1st fraction, since 96 × 5 = 480,
   42/96 = 42 × 5/96 × 5 = 210/480
3. Likewise, for the 2nd fraction, since 40 × 12 = 480,
   56/40 = 56 × 12/40 × 12 = 672/480
4. Subtract the two like fractions:
   210/480 - 672/480 = 210 - 672/480 = -462/480
5. After reducing the fraction, the answer is -77/80

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