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Test your basic knowledge |
Important Math Facts
Start Test
Study First
Subject
:
math
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 angles are ___________ if the sum of their measures is 90°.
compare
complementary
point symmetry
sample
2. A _______ is a ratio that compares a number to 100.
percent
supplementary
%
is less than or equal to
3. The _________ of a circle is twice the length of the radius.
diameter
percent
rectangular prism
Equivalent fractions - decimals - and percents
4. The line or the fold is called the __________ .
histogram
commutative
is greater than or equal to
line of symmetry
5. A _____________ is a system used to condense a set of data where the greatest place value of the data forms the stem and next greatest place value forms the leaves.
proportion
is greater than or equal to
measures of central tendency
stem-and-leaf plot
6. The ________ is used to represent the ratio of distance on the map to the actual distance.
surface area
place value
scale
commutative
7. The symbol > is read as _________.
is greater than
rectangular prism
cylinder
factor
8. A _________ is a randomly-selected group that is used to represent a whole population.
frequency table
sample
negative integer
supplementary
9. A _________ is a symbol - usually a letter - used to represent a number.
base
multiply fractions
exponent
variable
10. The ___________ of a circle is equal to π times its diameter or π times twice its radius. C = π d or C = 2 π r.
circumference
inequality
diameter
variable
11. When you add or subtract _________ that have the same or like denominators - you only add or subtract the numerators. The denominator stays the same.
sample space
absolute value
fractions
factor
12. Use __________ to compare two decimals - using the order symbols.
place value
commutative
diameter
surface area
13. To _____________ - express the mixed numbers as improper fractions - multiply - and simplify the results.
fractions
multiply mixed numbers
is greater than
variable
14. In a power - the number used as a factor is the base. In 10³ - the ________ is 10. That is - 10³ = 10 X 10 X 10.
distributive property
base
measures of central tendency
divide fractions
15. Both addition and multiplication are __________ . This means that grouping addends or factors will not change the sum or product.
histogram
circumference
ordered pair - (x -y)
associative
16. To add or subtract fractions with unlike denominators - you need to change the fractions to equivalent fractions with ____________ before you find the sum or difference.
compare
histogram
common - or like - denominators
point symmetry
17. An approximation of pi is 3.14 - or _______ .
reflection
22/7
common denominator
line of symmetry
18. The set of ________ consists of the positive whole numbers - zero - and the opposites of the positive whole numbers.
integers
factor
common denominator
percent fraction
19. Two angles are ___________ if the sum of their measures is 180°.
supplementary
percent fraction
percent
22/7
20. The ________ of an angle is the common endpoint of the rays forming the angle.
unit rate
circumference
vertex
ordered pair - (x -y)
21. Instead of writing large numbers with all the zeros - you can use _________ . For example - 4 -250 -000 -000 = 4.25 x 10â¹.
Equivalent fractions - decimals - and percents
is greater than
scientific notation
commutative
22. A ___________is for organizing a set of data that shows the number of times each item or number appears.
divide fractions
frequency table
integers
line of symmetry
23. In a power - the number of times the base is used as a factor is the ________ . In 5³ - the exponent is 3.
exponent
evaluate
multiply mixed numbers
percent
24. The opposite of a positive integer is a ________ .
reflection
negative integer
inequality
scientific notation
25. The symbol < is read as ________ .
stem-and-leaf plot
associative
negative integer
is less than
26. To add mixed numbers with unlike denominators - write equivalent fractions with a ___________ . Add the whole numbers and add the fractions.
common denominator
place value
scientific notation
variable
27. A _________ has six rectangular faces. To find the surface area - find the sum of the areas of the six faces.
evaluate
ordered pair - (x -y)
divide fractions
rectangular prism
28. To __________ an algebraic expression means to substitute a value for the variables and apply the rules for order of operation.
%
evaluate
divide mixed numbers
place value
29. The ______________ are the numbers of pieces of data that can represent the whole set of data. These common measures of central tendency are mean - median - and mode.
multiply fractions
frequency table
measures of central tendency
Complementary events
30. An ___________ is a combination of numbers - variables - and operations.
is less than
sample space
reflection
algebraic expression
31. The rules to follow when more than one operation is used are called the ___________.
is similar to
order of operations
is less than
22/7
32. An _________ is a mathematical sentence that contains < - > - ≠- ≤ - or ≥ .
commutative
exponent
unit rate
inequality
33. A ___________ is a proportion with one fraction with a denominator of 1.
surface area
common - or like - denominators
unit rate
comparison
34. The symbol ≥ is read as ______________.
circumference
Power
place value
is greater than or equal to
35. When two or more numbers are multiplied - each number is called a _________ .
scientific notation
common - or like - denominators
%
factor
36. Make a __________ of an integer by using its placement on the number line.
comparison
point symmetry
frequency table
place value
37. The ____________ of a circle is always a little more than three times the diameter.
circumference
scientific notation
order of operations
compare
38. Use number lines to ________ two decimals.
circumference
frequency table
compare
subtract mixed numbers
39. An ________ is a mathematical sentence that contains the equal sign.
base
equation
histogram
compare
40. A _______ is the comparison of two numbers by division.
diameter
place value
ratio
ordered pair - (x -y)
41. The symbol ≤ is read as __________ .
comparison
is less than or equal to
percent fraction
fractions
42. Together - the x coordinate and y coordinate form an ___________.
ordered pair - (x -y)
stem-and-leaf plot
subtract mixed numbers
22/7
43. If a figure can be divided in half by a line so that the two halves match each other - the figure is __________ .
Equivalent fractions - decimals - and percents
symmetric
Power
line of symmetry
44. To add ____________ with common denominators - write the sum of the numerators over the common denominators. Then add the whole numbers.
mixed numbers
divide mixed numbers
common - or like - denominators
vertex
45. In a__________ - an object flips over a line without changing its size or shape.
histogram
algebraic expression
reflection
proportion
46. The __________ of a solid is the total area of its exterior surfaces.
surface area
commutative
order of operations
equation
47. A ___________ is a transformation that turns a line or shape around a fixed point.
place value
measures of central tendency
line of symmetry
rotation
48. To express a ______ as a _______ - rewrite the percent as a fraction with a denominator of 100 - and then express the fraction as a decimal.
percent decimal
histogram
multiply mixed numbers
scientific notation
49. The set of all possible outcomes is _____________.
diameter
sample space
exponent
exponents
50. A _________ is an equation that shows two ratios are equivalent.
proportion
is greater than
algebraic expression
circumference