Counting __backwards__, is the number __after__ **four hundred twenty-one million, six hundred twenty thousand, four hundred thirty-three** even or odd?

Choose all numbers that are even.

Which of the following expressions result in an odd number?

Is **217,871,294** odd or even?

Which of the following expressions result in an odd number?

Which of the following expressions result in an even number?

Choose all numbers that are odd.

Counting __backwards__, is the number __after__ **483,129,238** even or odd?

Is **fifty-one million, two hundred eighty-five thousand, three hundred ninety-eight** odd or even?

Which of the following expressions result in an odd number?