Compare 45/70 and 7/12
45/70 is greater than 7/12
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 12 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 70 × 6 = 420,
45/70 = 45 × 6/70 × 6 = 270/420 - Likewise, for the 2nd fraction, since 12 × 35 = 420,
7/12 = 7 × 35/12 × 35 = 245/420 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 270/420 > 245/420 or 45/70 > 7/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/70 and 7/12 45/70 and 14/12 45/70 and 7/24 45/70 and 21/12 45/70 and 7/36 45/70 and 35/12 45/70 and 7/60 45/70 and 49/12 45/70 and 7/84