Multiple choice What is the lowest common denominator for these two fractions? (1/4 and 4/6) 10 6 24 12 Reveal answer Fill a bubble to check yourself D Correct answer Explanation The multiples of 4 are 4, 8, 12, 16... and the multiples of 6 are 6, 12, 18... The smallest number common to both lists is 12.