Compare 28/70 and 8/20
28/70 is equivalent to 8/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
28/70 = 28 × 2/70 × 2 = 56/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
8/20 = 8 × 7/20 × 7 = 56/140 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 56/140 = 56/140 or 28/70 = 8/20
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