Compare 12/70 and 20/64
12/70 is smaller than 20/64
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 64 is 2240
Next, find the equivalent fraction of both fractional numbers with denominator 2240 - For the 1st fraction, since 70 × 32 = 2240,
12/70 = 12 × 32/70 × 32 = 384/2240 - Likewise, for the 2nd fraction, since 64 × 35 = 2240,
20/64 = 20 × 35/64 × 35 = 700/2240 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 384/2240 < 700/2240 or 12/70 < 20/64
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/70 and 20/64 12/70 and 40/64 36/70 and 20/64 12/70 and 60/64 60/70 and 20/64 84/70 and 20/64