Answers

Subtract 42/80 from 84/50

1^st number: 1 34/50, 2^nd number: 42/80

84/50 - 42/80 is 231/200.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 50 and 80 is 400
   
   Next, find the equivalent fraction of both fractional numbers with denominator 400
2. For the 1st fraction, since 50 × 8 = 400,
   84/50 = 84 × 8/50 × 8 = 672/400
3. Likewise, for the 2nd fraction, since 80 × 5 = 400,
   42/80 = 42 × 5/80 × 5 = 210/400
4. Subtract the two like fractions:
   672/400 - 210/400 = 672 - 210/400 = 462/400
5. After reducing the fraction, the answer is 231/200
6. In mixed form: 131/200

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