Subtract 21/90 from 84/14
1st number: 6 0/14, 2nd number: 21/90
84/14 - 21/90 is 173/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 14 × 45 = 630,
84/14 = 84 × 45/14 × 45 = 3780/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
21/90 = 21 × 7/90 × 7 = 147/630 - Subtract the two like fractions:
3780/630 - 147/630 = 3780 - 147/630 = 3633/630 - After reducing the fraction, the answer is 173/30
- In mixed form: 523/30
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