Subtract 40/70 from 63/54
1st number: 1 9/54, 2nd number: 40/70
63/54 - 40/70 is 25/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 70 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 54 × 35 = 1890,
63/54 = 63 × 35/54 × 35 = 2205/1890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,
40/70 = 40 × 27/70 × 27 = 1080/1890 - Subtract the two like fractions:
2205/1890 - 1080/1890 = 2205 - 1080/1890 = 1125/1890 - After reducing the fraction, the answer is 25/42
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