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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. In multiplication or addition - the order of two numbers may be switched around and the answer is the same. Ex: a+b = b+a. or (1x2) x 3=1x (2x3)






2. Two factors together that are multiplied to equal a larger number.






3. How much a number is worth






4. Mode






5. PEMDAS - Parentheses - Exponents - Multiplication & Division (L to R) - Addition & Subtraction (L to R)






6. Number divisible by 5






7. The smallest number that is a multiple of both numbers. (the LCM of 15 and 6 is 30)






8. Comparing decimal fractions






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






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






11. A shortcut for writing repeated multiplication






12. Two expressions that are set equal to each other; a number sentence with an equal sign






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






14. Median






15. Number divisible by 6






16. Not identical or equivalent to






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






18. An equation showing 2 ratios are equal






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






20. The answer to an addition problem






21. Average A per B






22. Dividing decimals






23. The number at the top of a fraction; stands for the parts of a set you are considering - E.g. 3/4 What position is 3?






24. A value that does not change; any number






25. A line for representing and graphing numbers. Each point on the line corresponds to a number.






26. To make a percent






27. Percent increase






28. To place a fraction in lowest terms






29. When a number is larger than the other number. Example 65 > 56






30. The answer to a subtraction problem






31. A letter that represents a value that may change






32. odd + odd






33. To change a percent to a decimal






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






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






36. A fraction whose numerator is greater than its denominator






37. Properties of 1 and -1

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






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






40. Properties of numbers btw -1 and 1

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






42. The greatest whole number that is a factor of two or more nonzero whole numbers






43. 1/5 + 1/4=4/20 +5/20 and 20 is the...






44. Adding/subtracting decimals






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






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






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






48. Answer to a division problem






49. 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)=






50. The smallest number in a group of numbers