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Test your basic knowledge 
Number Sense Vocab
Start Test
Study First
Subjects
:
math
,
numbersense
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 reenforces your understanding as you take the test each time.
1. A fraction whose numerator is greater than its denominator
improper fraction
constants
distributive property
range
2. Any whole number that ends with 0  2  4  6  or 8  any whole number that can be divided by 2
even number
Last digit 0 or 5
not equal
divisible
3. Percent increase
compatible numbers
value
(Amount of increase/original whole) x100%
order of operations
4. Multipleevent probability
percent
Last two digits divisible by 4
Probability for each event then multiply individual probabilities together
least common multiple
5. A shortcut for writing repeated multiplication
difference
Number of desired outcomes/number of total possible outcomes
number line
exponents
6. A number that is multiplied by another number to find a producr
divisible
Original whole +/ amount of change
factor
compatible numbers
7. 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
exponents
Divisible by 2 and 3
factor
8. Rational numbers that expressed in decimal format that have fixed number of digits. 1.5 etc.
terminating decimals
estimate
1 dividing by number
fraction
9. Number divisible by 5
Add zeros to decimals until all decimals have same number of digits
Last digit 0 or 5
improper fraction
range
10. Dividing fractions
not equal
commutative property
Invert second term  then multiply
percent
11. A number without fractions; an integer E.g. 0  1  2  3  4  5  6  7  8  9...
Divide by 100%
Last two digits divisible by 4
Multiply by power of 10 so divisor is integer; decimal point is above that in dividend
whole number
12. The answer to a subtraction problem
Part
terminating decimals
perfect square
difference
13. A number with only two factors  one and itself  E.g. 3 7 11 13 17 19...
prime number
exponents
Reduce diagonally/vertically then multiply numerators and denominators
expression
14. 8x8=64 What is 64?
terminating decimals
rational numbers
perfect square
fraction
15. A comparison of 2 numbers; one form is a fraction
number line
ratio
1 dividing by number
Middle value
16. Average value
Total A/total B
greater than
Sum of values/number of values
decimal
17. A number made up of a whole number and a fraction
even number
mixed number
Total A/total B
irrational numbers
18. To find the answer for; solve
evaluate
sum
Number of decimal places is total number of decimals places in factors multiplied
product
19. A number that represents a part of a whole or a group; also means 'divided by'  E.g. 1/2 3/4.5/6
1 dividing by number
perfect square
fraction
odd number
20. Absolute value of number
Number w/o signs
Multiply by 100%
digit
decimal
21. Multiplying decimals
Last two digits divisible by 4
Greater spread in values
identity property
Number of decimal places is total number of decimals places in factors multiplied
22. 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)
place value
Value occurring most frequently
exponents
commutative property
23. Mode
Number w/o signs
Original whole +/ amount of change
Last digit 0 or 5
Value occurring most frequently
24. Properties of numbers btw 1 and 1
25. Numbers that are easy to compute mentally  E.g. 34 / 5 is close to 35 / 5
proportion
range
compatible numbers
Sum of values/number of values
26. Number divisible by 6
Divisible by 2 and 3
Probability for each event then multiply individual probabilities together
sum
repeating decimals
27. Two expressions that are set equal to each other; a number sentence with an equal sign
greatest
Last digit divisible by 2
equation
sum
28. Choosing numbers close to the numbers in a problem  and then adjusting the answer to compensate for the numbers chosen  E.g. 23 + 18 and 23+20=43 Since 2 was added to 18 to make 20  we need to take 2 away from 43.
factor
compute
Adding/subtracting 0 from number doesn't change number; number multiplied by 0 is 0; division by 0 undefined
compensation
29. The expression of a number as a product of prime factors; use a factor tree!
product
product
greater than
prime factorization
30. 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
rational numbers
percent
expression
identity property
31. A number written in expanded form with the place values written in exponential form  E.g. 2432=2000+400+30+2
square number
commutative property
expanded form using exponents
product
32. Two numbers or expressions that mean the same thing  E.g. 2/3=4/6
equivalent
not equal
commutative property
Reduce diagonally/vertically then multiply numerators and denominators
33. New whole
odd
Original whole +/ amount of change
ratio
factor
34. Relationship in which a number is smaller than another
less than
Part
1 dividing by number
value
35. Dividing decimals
(Amount of decrease/original whole) x100%
Multiply by power of 10 so divisor is integer; decimal point is above that in dividend
associative property
divisibility by 3 rule
36. A fraction out of 100  %
Middle value
percent
Add zeros to decimals until all decimals have same number of digits
(Amount of increase/original whole) x100%
37. Properties of 1 and 1
38. To perform a calculation  E.g. 2+2=4
common denominator
less than
Original whole +/ amount of change
compute
39. Two factors together that are multiplied to equal a larger number.
product
Multiply by power of 10 so divisor is integer; decimal point is above that in dividend
factor pair
Probability for each event then multiply individual probabilities together
40. The value of a digit based on its position within a number  e.g. 2 432 The position of the numbers
place value
quotient
equal
denominator
41. Number divisible by 4
even
Last two digits divisible by 4
inverse property
Sum of values/number of values
42. PEMDAS  Parentheses  Exponents  Multiplication & Division (L to R)  Addition & Subtraction (L to R)
odd
greatest common factor
least
order of operations
43. The answer to a multiplication problem
even number
product
value
Last digit 0 or 5
44. Be identical or equivalent to
Multiply by 100%
equal
Greater spread in values
Last two digits divisible by 4
45. Reciprocal of number
equation
1 dividing by number
product
commutative property
46. An equation showing 2 ratios are equal
odd
proportion
repeating decimals
Adding/subtracting 0 from number doesn't change number; number multiplied by 0 is 0; division by 0 undefined
47. The smallest number that is a multiple of both numbers. (the LCM of 15 and 6 is 30)
composite number
Distributive law: multiply by LCM of all denominators; treat numerator/denominator separately
least common multiple
greatest
48. Comparing positive fractions
Same numerators: fraction w/ smaller denominator has larger value; Same denominators: fraction w/ larger numerator has larger value
number line
Divide by 100%
evaluate
49. Adding/subtracting decimals
estimate
quotient
improper fraction
Line up decimal points
50. Answer to a multiplication problem
Probability for each event then multiply individual probabilities together
compensation
Divide out largest common factor
product