Integer: the set of whole numbers and their opposites



7th grade vocabulary

1. Difference: the answer to a subtraction problem

2. Sum: The answer to an addition problem

3. Product: The answer to a multiplication problem

4. Quotient: The answer to a division problem

5. Integer: positive and negative whole numbers and zero

6. Negative number: a number less than zero

7. Positive number: a number greater than zero

8. Opposites: two numbers that are an equal distance away from zero on a number line

9. Absolute value: The distance of a number from zero on a number line, shown by

10. Additive inverse: the opposite of a number

11. Expression: A mathematical phrase that contains operations, numbers, and/or variables

12. Model: show how to solve or figure out a problem by using pictures or examples

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13. Divide: to separate into parts, groups, sections, etc.

14. Dividend: the number to be divided in a division problem.

15. Multiply:  the process of adding a number to itself a certain number of times 

16. Operation:  is an action or procedure which produces a

new value from one or more input values

17. Commutative property- two or more numbers can be added or multiplied in any order without changing the answer.

18. Associative property – numbers can be grouped in addition or multiplication in any combination without changing the answer

19. Divisor-the number you are dividing by in a division

problem.

20. Distributive property-multiplying a number by a group of numbers added together is the same as doing each multiplication separately

21. Whole Number- a number with no decimal or fraction part

22. Rational number- any number that can be expressed as a ratio of two numbers (Either stops or repeats)

23. Improper fraction- a fraction in which the numerator is greater than or equal to the denominator.

24. Terminating decimal- A decimal number that ends or terminates

25. Repeating Decimal- a decimal in which one or more of the digits goes on infinitely

26. Irrational number- a number that does not terminate or repeat example: pi

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