Subtract 12/9 from 45/35, Solve 1 10/35

Subtract 12/9 from 45/35

1^st number: 1 10/35, 2^nd number: 1 3/9

45/35 - 12/9 is -1/21.

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

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 35 × 9 = 315,
45/35 = 45 × 9/35 × 9 = 405/315
Likewise, for the 2nd fraction, since 9 × 35 = 315,
12/9 = 12 × 35/9 × 35 = 420/315
Subtract the two like fractions:
405/315 - 420/315 = 405 - 420/315 = -15/315
After reducing the fraction, the answer is -1/21

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