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Number Sense Vocab

Subjects : math, number-sense
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Two expressions that are set equal to each other; a number sentence with an equal sign






2. Number divisible by 4






3. Dividing fractions






4. Numbers that are easy to compute mentally - E.g. 34 / 5 is close to 35 / 5






5. Average A per B






6. Properties of numbers btw -1 and 1


7. To make a percent






8. To perform a calculation - E.g. 2+2=4






9. Rational numbers in decimal form that have a block of on or more digits that repeat continuously






10. A property of real numbers that states that the sum or product of a set of numbers is the same - regardless of how the numbers are grouped - (a+b)+c=a+(b+c) - e.g. (1+2)+3=1+(2+3)






11. The answer to a multiplication problem






12. Number divisible by 3






13. Two numbers or expressions that mean the same thing - E.g. 2/3=4/6






14. A number that results from multiplying a factor by itself






15. The answer to an addition problem






16. A number with only two factors - one and itself - E.g. 3 -7 -11 -13 -17 -19...






17. A property indicating a special way in which multiplication is applied to addition of two or more numbers in which each term inside a set of parentheses can be multiplied by a factor outside the parentheses - such as a(b + c) = ab + ac - or 7x (4+1)=






18. Average value






19. A number made up of a whole number and a fraction






20. To find the answer for; solve






21. Number divisible by 6






22. A letter that represents a value that may change






23. Add up the digits; if the sum is a multiple of 3 the number is divisible by 3






24. Multiplying decimals






25. A set of operators - numbers - variables and grouping symbols; no equal sign






26. Rational numbers that expressed in decimal format that have fixed number of digits. 1.5 etc.






27. When you add 0 to a number - or mulltiply a number by 1 - the result is the same number - e.g. Identity Property of Multiplication: 21x1=1x21=21 or 300x 1 = 300






28. Multiple-event probability






29. A whole number such as 1 - 3 - 5 and so on that cannot be evenly divisible by 2






30. Adding/subtracting decimals






31. In 4x4=16 - what is 4?






32. Absolute value of number






33. Median






34. The bottom number in a fraction; tells how many parts a whole is divided into OR how many parts in a group - E.g. 2/4 and what position is the 4?






35. The value of a digit based on its position within a number - e.g. 2 -432 The position of the numbers






36. An equation showing 2 ratios are equal






37. Mode






38. 1/5 + 1/4=4/20 +5/20 and 20 is the...






39. Number divisible by 9






40. To drop a percent






41. How much a number is worth






42. Answer to a division problem






43. Cannot be expressed in the form a/b. Include square roots of whole numbers that are not perfect squares and non terminating decimals that do not repeat. pi






44. Dividing decimals






45. To place a fraction in lowest terms






46. Percent increase






47. The expression of a number as a product of prime factors; use a factor tree!






48. Probability






49. A fraction out of 100 - %






50. The property which allows you to add a number's opposite to it and always get 0 - The relationship of addition to subtraction or multiplication to division