Subtract 15/35 from 64/12, Solve 5 4/12

Subtract 15/35 from 64/12

1^st number: 5 4/12, 2^nd number: 15/35

64/12 - 15/35 is 103/21.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 35 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 12 × 35 = 420,
64/12 = 64 × 35/12 × 35 = 2240/420
Likewise, for the 2nd fraction, since 35 × 12 = 420,
15/35 = 15 × 12/35 × 12 = 180/420
Subtract the two like fractions:
2240/420 - 180/420 = 2240 - 180/420 = 2060/420
After reducing the fraction, the answer is 103/21
In mixed form: 419/21

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