Subtract 42/49 from 1/35, Solve 1/35

Subtract 42/49 from 1/35

1/35 - 42/49 is -29/35.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 49 is 245

Next, find the equivalent fraction of both fractional numbers with denominator 245
For the 1st fraction, since 35 × 7 = 245,
1/35 = 1 × 7/35 × 7 = 7/245
Likewise, for the 2nd fraction, since 49 × 5 = 245,
42/49 = 42 × 5/49 × 5 = 210/245
Subtract the two like fractions:
7/245 - 210/245 = 7 - 210/245 = -203/245
After reducing the fraction, the answer is -29/35

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