Subtract 72/45 from 2/18
1st number: 2/18, 2nd number: 1 27/45
2/18 - 72/45 is -67/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
2/18 = 2 × 5/18 × 5 = 10/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
72/45 = 72 × 2/45 × 2 = 144/90 - Subtract the two like fractions:
10/90 - 144/90 = 10 - 144/90 = -134/90 - After reducing the fraction, the answer is -67/45
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