Subtract 2/42 from 49/10
1st number: 4 9/10, 2nd number: 2/42
49/10 - 2/42 is 1019/210.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 10 × 21 = 210,
49/10 = 49 × 21/10 × 21 = 1029/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
2/42 = 2 × 5/42 × 5 = 10/210 - Subtract the two like fractions:
1029/210 - 10/210 = 1029 - 10/210 = 1019/210 - In mixed form: 4179/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/10-2/42 49/10-4/42 49/20-2/42 49/10-2/84 49/10-6/42 49/30-2/42 49/10-10/42 49/50-2/42 49/10-14/42 49/70-2/42