Answers

Subtract 45/15 from 1/30

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

1/30 - 45/15 is -89/30.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 15 is 30
   
   Next, find the equivalent fraction of both fractional numbers with denominator 30
2. For the 1st fraction, since 30 × 1 = 30,
   1/30 = 1 × 1/30 × 1 = 1/30
3. Likewise, for the 2nd fraction, since 15 × 2 = 30,
   45/15 = 45 × 2/15 × 2 = 90/30
4. Subtract the two like fractions:
   1/30 - 90/30 = 1 - 90/30 = -89/30

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