Subtract 21/35 from 35/15, Solve 2 5/15

Subtract 21/35 from 35/15

1^st number: 2 5/15, 2^nd number: 21/35

35/15 - 21/35 is 26/15.

Find the least common denominator or LCM of the two denominators:
LCM of 15 and 35 is 105

Next, find the equivalent fraction of both fractional numbers with denominator 105
For the 1st fraction, since 15 × 7 = 105,
35/15 = 35 × 7/15 × 7 = 245/105
Likewise, for the 2nd fraction, since 35 × 3 = 105,
21/35 = 21 × 3/35 × 3 = 63/105
Subtract the two like fractions:
245/105 - 63/105 = 245 - 63/105 = 182/105
After reducing the fraction, the answer is 26/15
In mixed form: 111/15

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