Subtract 90/14 from 12/45
1st number: 12/45, 2nd number: 6 6/14
12/45 - 90/14 is -647/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 14 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 45 × 14 = 630,
12/45 = 12 × 14/45 × 14 = 168/630 - Likewise, for the 2nd fraction, since 14 × 45 = 630,
90/14 = 90 × 45/14 × 45 = 4050/630 - Subtract the two like fractions:
168/630 - 4050/630 = 168 - 4050/630 = -3882/630 - After reducing the fraction, the answer is -647/105
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