Question

You have two fractions ,4/3 and2/7 ,and you want to rewrite them so they have the same denominator and you whole number numerators. What numbers can you use for the denominator? Choose all that apply. Answer choices are 18,14,21,9. What is the correct answer

Answer 1

The answer is 21
21 is the only one that would work as the denominator because it is the only number that both 7 and 3 can you into. The new fractions would be 28/21 and 6/21