Subtract 42/35 from 3/24, Solve 3/24

Subtract 42/35 from 3/24

1^st number: 3/24, 2^nd number: 1 7/35

3/24 - 42/35 is -43/40.

Find the least common denominator or LCM of the two denominators:
LCM of 24 and 35 is 840

Next, find the equivalent fraction of both fractional numbers with denominator 840
For the 1st fraction, since 24 × 35 = 840,
3/24 = 3 × 35/24 × 35 = 105/840
Likewise, for the 2nd fraction, since 35 × 24 = 840,
42/35 = 42 × 24/35 × 24 = 1008/840
Subtract the two like fractions:
105/840 - 1008/840 = 105 - 1008/840 = -903/840
After reducing the fraction, the answer is -43/40

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