Subtract 63/7 from 1/30
1st number: 1/30, 2nd number: 9 0/7
1/30 - 63/7 is -269/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 7 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
1/30 = 1 × 7/30 × 7 = 7/210 - Likewise, for the 2nd fraction, since 7 × 30 = 210,
63/7 = 63 × 30/7 × 30 = 1890/210 - Subtract the two like fractions:
7/210 - 1890/210 = 7 - 1890/210 = -1883/210 - After reducing the fraction, the answer is -269/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/30-63/7 1/60-63/7 1/30-63/14 3/30-63/7 1/90-63/7 1/30-63/21 5/30-63/7 1/30-63/35 7/30-63/7 1/30-63/49