Answers

Subtract 72/24 from 3/90

1^st number: 3/90, 2^nd number: 3 0/24

3/90 - 72/24 is -89/30.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 24 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 90 × 4 = 360,
   3/90 = 3 × 4/90 × 4 = 12/360
3. Likewise, for the 2nd fraction, since 24 × 15 = 360,
   72/24 = 72 × 15/24 × 15 = 1080/360
4. Subtract the two like fractions:
   12/360 - 1080/360 = 12 - 1080/360 = -1068/360
5. After reducing the fraction, the answer is -89/30

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