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Test your basic knowledge |
Number Sense Vocab
Start Test
Study First
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. Multiplying decimals
quotient
expanded form using exponents
Number of decimal places is total number of decimals places in factors multiplied
square number
2. Relationship in which a number is smaller than another
less than
(Amount of increase/original whole) x100%
odd
Same numerators: fraction w/ smaller denominator has larger value; Same denominators: fraction w/ larger numerator has larger value
3. How much a number is worth
Total A/total B
value
prime number
estimate
4. Number divisible by 9
less than
compatible numbers
Sum of digits divisible by 9
LCM is LCD
5. To place a fraction in lowest terms
irrational numbers
least common multiple
proportion
simplify
6. Add up the digits; if the sum is a multiple of 3 the number is divisible by 3
factor pair
identity property
divisibility by 3 rule
proportion
7. A number that represents a part of a whole or a group; also means 'divided by' - E.g. 1/2 -3/4.5/6
even number
fraction
order of operations
root numbers
8. In 4x4=16 - what is 4?
Number of decimal places is total number of decimals places in factors multiplied
compensation
perfect square
root numbers
9. A number without fractions; an integer- E.g. 0 - 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9...
Divide out largest common factor
whole number
digit
Original whole +/- amount of change
10. Percent x whole
Part
least
(Amount of increase/original whole) x100%
Sum of values/number of values
11. Any of the symbols used to write numbers (0 - 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9)
less than
Value occurring most frequently
distributive property
digit
12. odd + even
odd
Reduce diagonally/vertically then multiply numerators and denominators
Number w/o signs
product
13. A line for representing and graphing numbers. Each point on the line corresponds to a number.
number line
greater than
divisible
Number of desired outcomes/number of total possible outcomes
14. Multiple-event probability
Divide out largest common factor
Probability for each event then multiply individual probabilities together
divisibility by 3 rule
place value
15. The value of a digit based on its position within a number - e.g. 2 -432 The position of the numbers
place value
fraction
perfect square
mixed number
16. Percent increase
Last digit divisible by 2
Adding/subtracting 0 from number doesn't change number; number multiplied by 0 is 0; division by 0 undefined
Number w/o signs
(Amount of increase/original whole) x100%
17. odd + odd
even
Last digit divisible by 2
difference
Last digit 0 or 5
18. A number that results from multiplying a factor by itself
LCM is LCD
irrational numbers
Divide by 100%
square number
19. The expression of a number as a product of prime factors; use a factor tree!
mixed number
LCM is LCD
prime factorization
rational numbers
20. Number divisible by 3
Sum of digits divisible by 3
order of operations
Original whole +/- amount of change
compensation
21. Absolute value of number
rational numbers
Number w/o signs
whole number
commutative property
22. Dividing decimals
square number
Middle value
Multiply by power of 10 so divisor is integer; decimal point is above that in dividend
irrational numbers
23. Two factors together that are multiplied to equal a larger number.
composite number
ratio
factor pair
1 dividing by number
24. Natural Numbers - Whole Numbers - Integers - Rational Numbers
prime factorization
odd
rational numbers
Middle value
25. Rational numbers in decimal form that have a block of on or more digits that repeat continuously
not equal
repeating decimals
(Amount of increase/original whole) x100%
equation
26. To find the answer for; solve
evaluate
compatible numbers
Last digit divisible by 2
fraction
27. Answer to a multiplication problem
product
greatest common factor
commutative property
Distributive law: multiply by LCM of all denominators; treat numerator/denominator separately
28. 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)
even
associative property
less than
inverse property
29. 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?
numerator
mixed number
Probability for each event then multiply individual probabilities together
common denominator
30. The greatest whole number that is a factor of two or more nonzero whole numbers
Reduce diagonally/vertically then multiply numerators and denominators
Total A/total B
Sum of digits divisible by 3
greatest common factor
31. Dividing fractions
odd number
Invert second term - then multiply
Same numerators: fraction w/ smaller denominator has larger value; Same denominators: fraction w/ larger numerator has larger value
Divide by 100%
32. The difference between the greatest and the least numbers in a set of data.
range
Divisible by 2 and 3
perfect square
Last two digits divisible by 4
33. Probability
Number of desired outcomes/number of total possible outcomes
greatest
square number
distributive property
34. 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)
divisibility by 3 rule
numerator
composite number
commutative property
35. 1/5 + 1/4=4/20 +5/20 and 20 is the...
odd
common denominator
Distributive law: multiply by LCM of all denominators; treat numerator/denominator separately
rational numbers
36. 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)=
distributive property
variables
difference
Divide by 100%
37. Standard deviation: greater if...
Invert second term - then multiply
Greater spread in values
decimal
(Amount of increase/original whole) x100%
38. The largest number in a group of numbers
greatest
odd
terminating decimals
Last digit divisible by 2
39. 8x8=64 What is 64?
perfect square
Divide by 100%
square number
factor pair
40. Adding/subtracting fractions
Sum of digits divisible by 9
LCM is LCD
inverse property
product
41. Reciprocal of number
square number
Invert second term - then multiply
whole number
1 dividing by number
42. Average A per B
numerator
Total A/total B
equivalent
improper fraction
43. 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
irrational numbers
Probability for each event then multiply individual probabilities together
product
inverse property
44. Properties of 0
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45. Number divisible by 5
compatible numbers
Total A/total B
Reduce diagonally/vertically then multiply numerators and denominators
Last digit 0 or 5
46. Properties of numbers btw -1 and 1
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47. A set of operators - numbers - variables and grouping symbols; no equal sign
0 and 1: Reciprocal greater than number - square less than number - positive number's product smaller than number - negative number's product larger than number; -1 and 0: reciprocal less than number
evaluate
expression
Number of decimal places is total number of decimals places in factors multiplied
48. The smallest number in a group of numbers
Last digit 0 or 5
Last digit divisible by 2
least
improper fraction
49. Number divisible by 6
numerator
rational numbers
(Amount of decrease/original whole) x100%
Divisible by 2 and 3
50. A number that is multiplied by another number to find a producr
improper fraction
factor
Divisible by 2 and 3
expanded form using exponents