Subtract 3/30 from 98/42
1st number: 2 14/42, 2nd number: 3/30
98/42 - 3/30 is 67/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
98/42 = 98 × 5/42 × 5 = 490/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
3/30 = 3 × 7/30 × 7 = 21/210 - Subtract the two like fractions:
490/210 - 21/210 = 490 - 21/210 = 469/210 - After reducing the fraction, the answer is 67/30
- In mixed form: 27/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/42-6/30 98/84-3/30 98/42-3/60 98/42-9/30 98/42-3/90 98/42-15/30 98/42-21/30