Subtract 28/45 from 4/35, Solve 4/35

Subtract 28/45 from 4/35

4/35 - 28/45 is -32/63.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 45 is 315

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 35 × 9 = 315,
4/35 = 4 × 9/35 × 9 = 36/315
Likewise, for the 2nd fraction, since 45 × 7 = 315,
28/45 = 28 × 7/45 × 7 = 196/315
Subtract the two like fractions:
36/315 - 196/315 = 36 - 196/315 = -160/315
After reducing the fraction, the answer is -32/63

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