Answers

Subtract 15/12 from 16/30

1^st number: 16/30, 2^nd number: 1 3/12

16/30 - 15/12 is -43/60.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 12 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 30 × 2 = 60,
   16/30 = 16 × 2/30 × 2 = 32/60
3. Likewise, for the 2nd fraction, since 12 × 5 = 60,
   15/12 = 15 × 5/12 × 5 = 75/60
4. Subtract the two like fractions:
   32/60 - 75/60 = 32 - 75/60 = -43/60

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