Subtract 7/70 from 30/16
1st number: 1 14/16, 2nd number: 7/70
30/16 - 7/70 is 71/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 70 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 16 × 35 = 560,
30/16 = 30 × 35/16 × 35 = 1050/560 - Likewise, for the 2nd fraction, since 70 × 8 = 560,
7/70 = 7 × 8/70 × 8 = 56/560 - Subtract the two like fractions:
1050/560 - 56/560 = 1050 - 56/560 = 994/560 - After reducing the fraction, the answer is 71/40
- In mixed form: 131/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/16-7/70 30/16-14/70 30/32-7/70 90/16-7/70 30/16-21/70 30/48-7/70 30/16-35/70 30/80-7/70 30/16-49/70