Subtract 1/8 from 3/45
3/45 - 1/8 is -7/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 8 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 45 × 8 = 360,
3/45 = 3 × 8/45 × 8 = 24/360 - Likewise, for the 2nd fraction, since 8 × 45 = 360,
1/8 = 1 × 45/8 × 45 = 45/360 - Subtract the two like fractions:
24/360 - 45/360 = 24 - 45/360 = -21/360 - After reducing the fraction, the answer is -7/120
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