All GRE Math Resources
Example Questions
Example Question #1 : How To Subtract Odd Numbers
Choose the answer below which best solves the following equation:
If you have trouble with problems like this, try stacking the numbers, and subtracting one place at a time. First, seven minus one is six, so that's your ones digit. Next, three minus three is zero, so that's your tens digit. Seven minus two is five, so that's your hundreds digit, and finally, one minus zero is one so that's you're thousands digit.
Example Question #91 : Integers
Solve the following:
To solve, simply subtract. If you have trouble subtracting, try splitting the numbers up and adding your results:
Example Question #3 : How To Subtract Odd Numbers
Solve the following:
To perform this operation, simply subtract. If you are having trouble, you can split the problem into two easier to solve portions, by splitting the numbers up:
Example Question #4 : How To Subtract Odd Numbers
Solve the following:
To solve, simply subtract. If you have trouble subtracting, you can split the problem up and add your results back together:
Example Question #92 : Integers
Solve the following:
To solve, simply subtract. If you have trouble subtracting, you can split the numbers up, subtract, and add your results:
Example Question #91 : Integers
What are three consecutive odd integers whose sum equals ?
Set up the equation,
.
Simplify to and solve for x to find .
Therefore the 3 consecutive odd integrers are .
Example Question #13 : Even / Odd Numbers
Assume and are both odd whole numbers and .
What is a possible solution for ?
The two requirements for this problem are that both and must be odd, and that . The only answer that fits both of these is . The other answers show either or is an even number.
Example Question #1 : How To Divide Odd Numbers
Solve for :
To solve, divide both sides of the equation by :
As a check, if you divide an odd number by another odd number, your result should be odd.
Example Question #3 : How To Divide Odd Numbers
Solve for :
To solve, isolate your variable by dividing both sides of the equation by :
Example Question #4 : How To Divide Odd Numbers
Solve for :
To solve, first isolate your variable by dividing both sides of the equation by :
As a check, if you divide an odd number by another odd number, your result should be odd.