Subtract 40/70 from 40/27
1st number: 1 13/27, 2nd number: 40/70
40/27 - 40/70 is 172/189.
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,
40/27 = 40 × 70/27 × 70 = 2800/1890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,
40/70 = 40 × 27/70 × 27 = 1080/1890 - Subtract the two like fractions:
2800/1890 - 1080/1890 = 2800 - 1080/1890 = 1720/1890 - After reducing the fraction, the answer is 172/189
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