Subtract 4/15 from 45/72
45/72 - 4/15 is 43/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 15 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
45/72 = 45 × 5/72 × 5 = 225/360 - Likewise, for the 2nd fraction, since 15 × 24 = 360,
4/15 = 4 × 24/15 × 24 = 96/360 - Subtract the two like fractions:
225/360 - 96/360 = 225 - 96/360 = 129/360 - After reducing the fraction, the answer is 43/120
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