Answers

Subtract 30/84 from 50/4

1^st number: 12 2/4, 2^nd number: 30/84

50/4 - 30/84 is 85/7.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 84 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 4 × 21 = 84,
   50/4 = 50 × 21/4 × 21 = 1050/84
3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
   30/84 = 30 × 1/84 × 1 = 30/84
4. Subtract the two like fractions:
   1050/84 - 30/84 = 1050 - 30/84 = 1020/84
5. After reducing the fraction, the answer is 85/7
6. In mixed form: 121/7

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