Answers

Subtract 35/18 from 42/35

1^st number: 1 7/35, 2^nd number: 1 17/18

42/35 - 35/18 is -67/90.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 18 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 35 × 18 = 630,
   42/35 = 42 × 18/35 × 18 = 756/630
3. Likewise, for the 2nd fraction, since 18 × 35 = 630,
   35/18 = 35 × 35/18 × 35 = 1225/630
4. Subtract the two like fractions:
   756/630 - 1225/630 = 756 - 1225/630 = -469/630
5. After reducing the fraction, the answer is -67/90

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