Subtract 98/50 from 12/84
1st number: 12/84, 2nd number: 1 48/50
12/84 - 98/50 is -318/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 50 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 84 × 25 = 2100,
12/84 = 12 × 25/84 × 25 = 300/2100 - Likewise, for the 2nd fraction, since 50 × 42 = 2100,
98/50 = 98 × 42/50 × 42 = 4116/2100 - Subtract the two like fractions:
300/2100 - 4116/2100 = 300 - 4116/2100 = -3816/2100 - After reducing the fraction, the answer is -318/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/84-98/50 36/84-98/50 60/84-98/50