Subtract 3/16 from 12/30
12/30 - 3/16 is 17/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 16 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
12/30 = 12 × 8/30 × 8 = 96/240 - Likewise, for the 2nd fraction, since 16 × 15 = 240,
3/16 = 3 × 15/16 × 15 = 45/240 - Subtract the two like fractions:
96/240 - 45/240 = 96 - 45/240 = 51/240 - After reducing the fraction, the answer is 17/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/30-3/16 12/30-6/16 12/60-3/16 12/30-3/32 36/30-3/16 12/30-9/16 12/90-3/16 12/30-3/48 60/30-3/16 12/30-15/16 12/30-3/80 84/30-3/16 12/30-21/16