Subtract 7/45 from 1/28
1/28 - 7/45 is -151/1260.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 45 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 28 × 45 = 1260,
1/28 = 1 × 45/28 × 45 = 45/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
7/45 = 7 × 28/45 × 28 = 196/1260 - Subtract the two like fractions:
45/1260 - 196/1260 = 45 - 196/1260 = -151/1260
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