Subtract 35/45 from 28/32
28/32 - 35/45 is 7/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 45 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 32 × 45 = 1440,
28/32 = 28 × 45/32 × 45 = 1260/1440 - Likewise, for the 2nd fraction, since 45 × 32 = 1440,
35/45 = 35 × 32/45 × 32 = 1120/1440 - Subtract the two like fractions:
1260/1440 - 1120/1440 = 1260 - 1120/1440 = 140/1440 - After reducing the fraction, the answer is 7/72
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