PSAT Math : How to subtract even numbers

Study concepts, example questions & explanations for PSAT Math

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Example Questions

Example Question #651 : Arithmetic

If is an odd integer and is an even integer, which of the following must true of ?

Possible Answers:

We cannot draw any conclusions from the given information.

The result will be even.

The result will be odd.

Correct answer:

The result will be odd.


An even number subtracted from an odd number will always produce an odd result.

None of the other answer choices are correct.

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