Subtract 24/21 from 9/35, Solve 9/35

Subtract 24/21 from 9/35

1^st number: 9/35, 2^nd number: 1 3/21

9/35 - 24/21 is -31/35.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 21 is 105

Next, find the equivalent fraction of both fractional numbers with denominator 105
For the 1st fraction, since 35 × 3 = 105,
9/35 = 9 × 3/35 × 3 = 27/105
Likewise, for the 2nd fraction, since 21 × 5 = 105,
24/21 = 24 × 5/21 × 5 = 120/105
Subtract the two like fractions:
27/105 - 120/105 = 27 - 120/105 = -93/105
After reducing the fraction, the answer is -31/35

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