Subtract 21/70 from 84/27
1st number: 3 3/27, 2nd number: 21/70
84/27 - 21/70 is 253/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 70 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 27 × 70 = 1890,
84/27 = 84 × 70/27 × 70 = 5880/1890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,
21/70 = 21 × 27/70 × 27 = 567/1890 - Subtract the two like fractions:
5880/1890 - 567/1890 = 5880 - 567/1890 = 5313/1890 - After reducing the fraction, the answer is 253/90
- In mixed form: 273/90
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