Answers

Subtract 4/84 from 90/24

1^st number: 3 18/24, 2^nd number: 4/84

90/24 - 4/84 is 311/84.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 24 and 84 is 168
   
   Next, find the equivalent fraction of both fractional numbers with denominator 168
2. For the 1st fraction, since 24 × 7 = 168,
   90/24 = 90 × 7/24 × 7 = 630/168
3. Likewise, for the 2nd fraction, since 84 × 2 = 168,
   4/84 = 4 × 2/84 × 2 = 8/168
4. Subtract the two like fractions:
   630/168 - 8/168 = 630 - 8/168 = 622/168
5. After reducing the fraction, the answer is 311/84
6. In mixed form: 359/84

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