Answers

Subtract 18/90 from 90/4

1^st number: 22 2/4, 2^nd number: 18/90

90/4 - 18/90 is 223/10.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 90 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 4 × 45 = 180,
   90/4 = 90 × 45/4 × 45 = 4050/180
3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
   18/90 = 18 × 2/90 × 2 = 36/180
4. Subtract the two like fractions:
   4050/180 - 36/180 = 4050 - 36/180 = 4014/180
5. After reducing the fraction, the answer is 223/10
6. In mixed form: 223/10

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