Subtract 3/35 from 21/9, Solve 2 3/9

Subtract 3/35 from 21/9

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

21/9 - 3/35 is 236/105.

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,
21/9 = 21 × 35/9 × 35 = 735/315
Likewise, for the 2nd fraction, since 35 × 9 = 315,
3/35 = 3 × 9/35 × 9 = 27/315
Subtract the two like fractions:
735/315 - 27/315 = 735 - 27/315 = 708/315
After reducing the fraction, the answer is 236/105
In mixed form: 226/105

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