Subtract 12/50 from 48/70
48/70 - 12/50 is 78/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 50 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 70 × 5 = 350,
48/70 = 48 × 5/70 × 5 = 240/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
12/50 = 12 × 7/50 × 7 = 84/350 - Subtract the two like fractions:
240/350 - 84/350 = 240 - 84/350 = 156/350 - After reducing the fraction, the answer is 78/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/70-12/50 48/70-24/50 48/70-36/50 48/70-60/50 48/70-84/50