Subtract 63/27 from 90/14
1st number: 6 6/14, 2nd number: 2 9/27
90/14 - 63/27 is 86/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 27 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 14 × 27 = 378,
90/14 = 90 × 27/14 × 27 = 2430/378 - Likewise, for the 2nd fraction, since 27 × 14 = 378,
63/27 = 63 × 14/27 × 14 = 882/378 - Subtract the two like fractions:
2430/378 - 882/378 = 2430 - 882/378 = 1548/378 - After reducing the fraction, the answer is 86/21
- In mixed form: 42/21
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