Subtract 96/90 from 5/21
1st number: 5/21, 2nd number: 1 6/90
5/21 - 96/90 is -29/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 21 × 30 = 630,
5/21 = 5 × 30/21 × 30 = 150/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
96/90 = 96 × 7/90 × 7 = 672/630 - Subtract the two like fractions:
150/630 - 672/630 = 150 - 672/630 = -522/630 - After reducing the fraction, the answer is -29/35
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