Answers

Subtract 3/42 from 2/35

2/35 - 3/42 is -1/70.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 42 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 35 × 6 = 210,
   2/35 = 2 × 6/35 × 6 = 12/210
3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
   3/42 = 3 × 5/42 × 5 = 15/210
4. Subtract the two like fractions:
   12/210 - 15/210 = 12 - 15/210 = -3/210
5. After reducing the fraction, the answer is -1/70

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