Subtract 1/72 from 9/25
9/25 - 1/72 is 623/1800.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 72 is 1800
Next, find the equivalent fraction of both fractional numbers with denominator 1800 - For the 1st fraction, since 25 × 72 = 1800,
9/25 = 9 × 72/25 × 72 = 648/1800 - Likewise, for the 2nd fraction, since 72 × 25 = 1800,
1/72 = 1 × 25/72 × 25 = 25/1800 - Subtract the two like fractions:
648/1800 - 25/1800 = 648 - 25/1800 = 623/1800
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