Answers

Subtract 90/30 from 90/15

1^st number: 6 0/15, 2^nd number: 3 0/30

90/15 - 90/30 is 3/1.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 30 is 30
   
   Next, find the equivalent fraction of both fractional numbers with denominator 30
2. For the 1st fraction, since 15 × 2 = 30,
   90/15 = 90 × 2/15 × 2 = 180/30
3. Likewise, for the 2nd fraction, since 30 × 1 = 30,
   90/30 = 90 × 1/30 × 1 = 90/30
4. Subtract the two like fractions:
   180/30 - 90/30 = 180 - 90/30 = 90/30
5. After reducing the fraction, the answer is 3/1

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