Subtract 45/30 from 1/45
1st number: 1/45, 2nd number: 1 15/30
1/45 - 45/30 is -133/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
1/45 = 1 × 2/45 × 2 = 2/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
45/30 = 45 × 3/30 × 3 = 135/90 - Subtract the two like fractions:
2/90 - 135/90 = 2 - 135/90 = -133/90
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