Answers

Subtract 75/72 from 6/15

1^st number: 6/15, 2^nd number: 1 3/72

6/15 - 75/72 is -77/120.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 72 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 15 × 24 = 360,
   6/15 = 6 × 24/15 × 24 = 144/360
3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
   75/72 = 75 × 5/72 × 5 = 375/360
4. Subtract the two like fractions:
   144/360 - 375/360 = 144 - 375/360 = -231/360
5. After reducing the fraction, the answer is -77/120

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