Answers

Subtract 45/10 from 90/8

1^st number: 11 2/8, 2^nd number: 4 5/10

90/8 - 45/10 is 27/4.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 10 is 40
2. For the 1st fraction, since 8 × 5 = 40,
   90/8 = 90 × 5/8 × 5 = 450/40
3. Likewise, for the 2nd fraction, since 10 × 4 = 40,
   45/10 = 45 × 4/10 × 4 = 180/40
4. Subtract the two fractions:
   450/40 - 180/40 = 450 - 180/40 = 270/40
5. After reducing the fraction, the answer is 27/4
6. In mixed form: 63/4

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