Answers

Subtract 9/90 from 40/24

1^st number: 1 16/24, 2^nd number: 9/90

40/24 - 9/90 is 47/30.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 24 and 90 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 24 × 15 = 360,
   40/24 = 40 × 15/24 × 15 = 600/360
3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
   9/90 = 9 × 4/90 × 4 = 36/360
4. Subtract the two like fractions:
   600/360 - 36/360 = 600 - 36/360 = 564/360
5. After reducing the fraction, the answer is 47/30
6. In mixed form: 117/30

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