Answers

Subtract 84/32 from 10/90

1^st number: 10/90, 2^nd number: 2 20/32

10/90 - 84/32 is -181/72.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 32 is 1440
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1440
2. For the 1st fraction, since 90 × 16 = 1440,
   10/90 = 10 × 16/90 × 16 = 160/1440
3. Likewise, for the 2nd fraction, since 32 × 45 = 1440,
   84/32 = 84 × 45/32 × 45 = 3780/1440
4. Subtract the two like fractions:
   160/1440 - 3780/1440 = 160 - 3780/1440 = -3620/1440
5. After reducing the fraction, the answer is -181/72

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