Mod 2 Vocab 7th grade

Mod 2 Vocab 7th grade

​Directions

• ​On notebook paper, write the word and definition

• ​We will be having a vocab test on Wednesday September 15th

Absolute value​

​How far a number is from zero.

​Additive Identity

0, because adding 0 to a number does not change it:

a + 0 = 0 + a = a

​Additive Inverse

​What you add to a number to get zero.The negative of a number.

​Associative Property

​This property states that when three or more numbers are added (or multiplied), the sum (or the product) is the same regardless of the grouping of the addends (or the multiplicands).

​Commutative Property

​numbers on which we operate can be moved or swapped from their position without making any difference to the answer

​Credit

​the trust that lets people give things (like goods, services or money) to other people in the hope they will repay later on.

​Deposit

​An initial payment or in banking it is any money paid into an account.

​Distributive Property

​To “distribute” means to divide something or give a share or part of something.

​Equation

​says that two things are equal.

​Expression

​Numbers, symbols and operators (such as + and ×) grouped together that show the value of something.

​Integer

​A number with no fractional part (no decimals).Includes:• the counting numbers {1, 2, 3, ...},• zero {0},• and the negative of the counting numbers {-1, -2, -3, ...}

​Multiplicative Inverse

​Another name for Reciprocal. What you multiply by a number to get 1

​Rational Numbers

​A number that can be made by dividing two integers (an integer is a number with no fractional part). The word comes from "ratio".

​Terminating Decimal Expansion

​The number which has a finite number of digits after the decimal point is referred to as a terminating decimal. AKA the decimal stops. For example, 3.25 is a terminating decimal because there are no more numbers after the 100ths place. The number 0.34891 is terminating because there are no more numbers after the 1.

​Withdraw

​money taken out of a bank or money removed from a saving account or a checking account.

For example, a withdrawal of 20 dollars means that 20 dollars was taken out of a bank.