Answers

Subtract 84/45 from 4/15

1^st number: 4/15, 2^nd number: 1 39/45

4/15 - 84/45 is -8/5.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 45 is 45
   
   Next, find the equivalent fraction of both fractional numbers with denominator 45
2. For the 1st fraction, since 15 × 3 = 45,
   4/15 = 4 × 3/15 × 3 = 12/45
3. Likewise, for the 2nd fraction, since 45 × 1 = 45,
   84/45 = 84 × 1/45 × 1 = 84/45
4. Subtract the two like fractions:
   12/45 - 84/45 = 12 - 84/45 = -72/45
5. After reducing the fraction, the answer is -8/5

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