Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
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 associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know
remaining cards
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

Number Sense 2

Vocabulary - number sense

equivalent fractions different fractions that name the same amount
ratio a comparison of two numbers (using division)
multiple the product of the number and any whole number
divisor the number that divides into the dividend
numerator the part of a fraction that tells the parts of the whole
composite number a number that has more than two factors
lowest form a fraction that cannot be divided by any common factors
fraction line a symbol used to separate whole numbers and numbers less than one
prime number a number that has exactly two factors, one and itself
greatest common factor used to reduce fractions - largest factor of two or more numbers
factor a number, when multiplied, gives a product; an integer(number) that divides evenly in a number
improper fraction a fraction greater than one
numerator the part of a fraction that tells parts of the whole
even number a number that ends with a 0,2,4,6, or 8
fraction line a symbol that means division; numerator divided by denominator
least common multiple smallest multiple of two numbers; used to find a least common denominator
quotient the number you get when you divide a dividend by a divisor
product the number you get when you multiply two or more factors
percent per 100; a ratio that compares a number to 100
decimal a number less than one that represents tenths, hundredths, thousandths,. . .
reciprocal when the numerator and denominator are flipped
odd number a number that ends with 1, 3, 5, 7, or 9
divisibility rule for 2 any number that end with 0, 2, 4, 6, or 8
divisibility rule for 3 the sum of the digits equals 3, 6, or 9
divisibility rule for 5 any number that ends with a 0 or 5
divisibility rule for 9 the sum of the digitis equals 9
divisibility rule for 10 any number that ends with 0
Created by: mcorrigantms