Subtract 9/35 from 42/9, Solve 4 6/9

Subtract 9/35 from 42/9

1^st number: 4 6/9, 2^nd number: 9/35

42/9 - 9/35 is 463/105.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 35 is 315

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 9 × 35 = 315,
42/9 = 42 × 35/9 × 35 = 1470/315
Likewise, for the 2nd fraction, since 35 × 9 = 315,
9/35 = 9 × 9/35 × 9 = 81/315
Subtract the two like fractions:
1470/315 - 81/315 = 1470 - 81/315 = 1389/315
After reducing the fraction, the answer is 463/105
In mixed form: 443/105

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