Answers

Subtract 35/24 from 90/42

1^st number: 2 6/42, 2^nd number: 1 11/24

90/42 - 35/24 is 115/168.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 24 is 168
   
   Next, find the equivalent fraction of both fractional numbers with denominator 168
2. For the 1st fraction, since 42 × 4 = 168,
   90/42 = 90 × 4/42 × 4 = 360/168
3. Likewise, for the 2nd fraction, since 24 × 7 = 168,
   35/24 = 35 × 7/24 × 7 = 245/168
4. Subtract the two like fractions:
   360/168 - 245/168 = 360 - 245/168 = 115/168

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