Answers

Subtract 75/45 from 2/84

1^st number: 2/84, 2^nd number: 1 30/45

2/84 - 75/45 is -23/14.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 45 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 84 × 15 = 1260,
   2/84 = 2 × 15/84 × 15 = 30/1260
3. Likewise, for the 2nd fraction, since 45 × 28 = 1260,
   75/45 = 75 × 28/45 × 28 = 2100/1260
4. Subtract the two like fractions:
   30/1260 - 2100/1260 = 30 - 2100/1260 = -2070/1260
5. After reducing the fraction, the answer is -23/14

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