Busy. Please wait.

Forgot Password?

Don't have an account?  Sign up 

show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

Already a StudyStack user? Log In

Reset Password
Enter the email address associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know (0)
Know (0)
remaining cards (0)
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards

Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Shannon 3.NBT.2

Addition To combine, put together two or more quantities.
Addends Any number being added.
Algorithm A step by step method for computing math problems.
Difference The amount that remains after one quantity is subtracted from another
Equation A mathematical sentence with an equal sign.
Place Value The value of the place of a digit in a number.
Strategy A plan or action to solve a math problem.
Subtraction The difference between two or more numbers.
Subtrahend a quantity or number to be subtracted from another
Sum The answer to an addition problem.
Commutative Property Changing the order of the addends does not change the sum.
Associative Property Changing the grouping of three or more addends does not change the sum.
Created by: ashannon