SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. Adding/subtracting fractions
Number of desired outcomes/number of total possible outcomes
(Amount of increase/original whole) x100%
Part
LCM is LCD
2. A shortcut for writing repeated multiplication
value
Same numerators: fraction w/ smaller denominator has larger value; Same denominators: fraction w/ larger numerator has larger value
Divide out largest common factor
exponents
3. Average A per B
Probability for each event then multiply individual probabilities together
terminating decimals
Total A/total B
improper fraction
4. The answer to a multiplication problem
product
(Amount of decrease/original whole) x100%
Number of desired outcomes/number of total possible outcomes
number line
5. In 4x4=16 - what is 4?
root numbers
commutative property
sum
Divide out largest common factor
6. Multiplying fractions
Total A/total B
Reduce diagonally/vertically then multiply numerators and denominators
denominator
associative property
7. Properties of 0
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
8. Adding/subtracting decimals
Line up decimal points
variables
inverse property
Drop percent - move decimal point two place to left
9. A number with more than two factors
percent
composite number
evaluate
compute
10. 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
irrational numbers
estimate
Divide by 100%
place value
11. Number divisible by 3
simplify
whole number
Sum of digits divisible by 3
Greater spread in values
12. The answer to a subtraction problem
expression
Distributive law: multiply by LCM of all denominators; treat numerator/denominator separately
Probability for each event then multiply individual probabilities together
difference
13. A fraction out of 100 - %
factor pair
place value
percent
ratio
14. Simplifying complex fractions: two methods
Same numerators: fraction w/ smaller denominator has larger value; Same denominators: fraction w/ larger numerator has larger value
divisibility by 3 rule
common denominator
Distributive law: multiply by LCM of all denominators; treat numerator/denominator separately
15. 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
proportion
inverse property
repeating decimals
equivalent
16. 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)
greatest
Greater spread in values
commutative property
odd
17. Number divisible by 5
prime factorization
simplify
Last digit 0 or 5
rational numbers
18. Properties of 1 and -1
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
19. 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.
compensation
Multiply by 100%
least
constants
20. Add up the digits; if the sum is a multiple of 3 the number is divisible by 3
divisibility by 3 rule
factor pair
(Amount of increase/original whole) x100%
perfect square
21. A number that represents a part of a whole or a group; also means 'divided by' - E.g. 1/2 -3/4.5/6
ratio
compute
odd number
fraction
22. Percent decrease
terminating decimals
(Amount of decrease/original whole) x100%
commutative property
improper fraction
23. Dividing fractions
greatest
Invert second term - then multiply
not equal
equivalent
24. Number divisible by 6
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
constants
Sum of values/number of values
Divisible by 2 and 3
25. To make a percent
exponents
less than
Multiply by 100%
commutative property
26. Answer to a division problem
less than
quotient
Probability for each event then multiply individual probabilities together
equation
27. A number written in expanded form with the place values written in exponential form - E.g. 2432=2000+400+30+2
factor pair
Number of decimal places is total number of decimals places in factors multiplied
Probability for each event then multiply individual probabilities together
expanded form using exponents
28. New whole
Reduce diagonally/vertically then multiply numerators and denominators
Greater spread in values
Original whole +/- amount of change
order of operations
29. A line for representing and graphing numbers. Each point on the line corresponds to a number.
number line
Number w/o signs
1 dividing by number
even
30. A number without fractions; an integer- E.g. 0 - 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9...
identity property
Distributive law: multiply by LCM of all denominators; treat numerator/denominator separately
whole number
improper fraction
31. A number with only two factors - one and itself - E.g. 3 -7 -11 -13 -17 -19...
prime number
root numbers
Number of decimal places is total number of decimals places in factors multiplied
Line up decimal points
32. A whole number such as 1 - 3 - 5 and so on that cannot be evenly divisible by 2
product
sum
odd number
rational numbers
33. Reducing fractions
Divide out largest common factor
even
root numbers
Number of decimal places is total number of decimals places in factors multiplied
34. Able to be divided evenly (without a remainder)
divisible
Greater spread in values
order of operations
Multiply by power of 10 so divisor is integer; decimal point is above that in dividend
35. 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?
composite number
numerator
1 dividing by number
Last two digits divisible by 4
36. Two numbers or expressions that mean the same thing - E.g. 2/3=4/6
even number
irrational numbers
equivalent
greater than
37. Absolute value of number
Number w/o signs
ratio
place value
square number
38. To place a fraction in lowest terms
greatest
simplify
mixed number
quotient
39. The greatest whole number that is a factor of two or more nonzero whole numbers
simplify
greatest common factor
square number
factor
40. Not identical or equivalent to
estimate
equal
not equal
identity property
41. When a number is larger than the other number. Example 65 > 56
not equal
Multiply by power of 10 so divisor is integer; decimal point is above that in dividend
greater than
Same numerators: fraction w/ smaller denominator has larger value; Same denominators: fraction w/ larger numerator has larger value
42. Mode
numerator
Add zeros to decimals until all decimals have same number of digits
Value occurring most frequently
irrational numbers
43. Answer to a multiplication problem
least
prime factorization
product
factor pair
44. The expression of a number as a product of prime factors; use a factor tree!
Last digit 0 or 5
Probability for each event then multiply individual probabilities together
prime factorization
sum
45. 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?
equivalent
denominator
Number w/o signs
ratio
46. Number divisible by 4
Probability for each event then multiply individual probabilities together
difference
Last two digits divisible by 4
Total A/total B
47. To find the answer for; solve
evaluate
Same numerators: fraction w/ smaller denominator has larger value; Same denominators: fraction w/ larger numerator has larger value
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
Divide by 100%
48. Average value
Number of decimal places is total number of decimals places in factors multiplied
even number
Sum of values/number of values
sum
49. The smallest number that is a multiple of both numbers. (the LCM of 15 and 6 is 30)
least common multiple
Number w/o signs
fraction
place value
50. Multiple-event probability
(Amount of increase/original whole) x100%
Number w/o signs
Probability for each event then multiply individual probabilities together
difference