Compare 4/12 and 16/45
4/12 is smaller than 16/45
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 12 × 15 = 180,
4/12 = 4 × 15/12 × 15 = 60/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
16/45 = 16 × 4/45 × 4 = 64/180 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 60/180 < 64/180 or 4/12 < 16/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/12 and 16/45 4/12 and 32/45 4/24 and 16/45 4/12 and 16/90 4/12 and 48/45 4/36 and 16/45 20/12 and 16/45 4/12 and 80/45 4/60 and 16/45 28/12 and 16/45 4/84 and 16/45