Subtract 90/35 from 2/30
1st number: 2/30, 2nd number: 2 20/35
2/30 - 90/35 is -263/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 35 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
2/30 = 2 × 7/30 × 7 = 14/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
90/35 = 90 × 6/35 × 6 = 540/210 - Subtract the two like fractions:
14/210 - 540/210 = 14 - 540/210 = -526/210 - After reducing the fraction, the answer is -263/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/30-90/35 2/60-90/35 2/30-90/70 6/30-90/35 2/90-90/35 10/30-90/35 14/30-90/35