Subtract 10/90 from 54/72
54/72 - 10/90 is 23/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
54/72 = 54 × 5/72 × 5 = 270/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
10/90 = 10 × 4/90 × 4 = 40/360 - Subtract the two like fractions:
270/360 - 40/360 = 270 - 40/360 = 230/360 - After reducing the fraction, the answer is 23/36
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