Subtract 1/70 from 63/54
1st number: 1 9/54, 2nd number: 1/70
63/54 - 1/70 is 121/105.
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,
1/70 = 1 × 27/70 × 27 = 27/1890 - Subtract the two like fractions:
2205/1890 - 27/1890 = 2205 - 27/1890 = 2178/1890 - After reducing the fraction, the answer is 121/105
- In mixed form: 116/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/54-2/70 63/54-3/70 63/54-5/70 63/54-7/70