Subtract 9/24 from 42/35, Solve 1 7/35

Subtract 9/24 from 42/35

1^st number: 1 7/35, 2^nd number: 9/24

42/35 - 9/24 is 33/40.

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

Next, find the equivalent fraction of both fractional numbers with denominator 840
For the 1st fraction, since 35 × 24 = 840,
42/35 = 42 × 24/35 × 24 = 1008/840
Likewise, for the 2nd fraction, since 24 × 35 = 840,
9/24 = 9 × 35/24 × 35 = 315/840
Subtract the two like fractions:
1008/840 - 315/840 = 1008 - 315/840 = 693/840
After reducing the fraction, the answer is 33/40

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