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Test your basic knowledge |
Important Math Facts
Start Test
Study First
Subject
:
math
Instructions:
Answer 50 questions in 15 minutes.
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.
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. A diagram used to show the total number of possible outcomes in a probability experiment is called a _____________.
tree diagram
22/7
base
common denominator
2. Together - the x coordinate and y coordinate form an ___________.
ordered pair - (x -y)
complementary
circumference
divide mixed numbers
3. A ___________ is a proportion with one fraction with a denominator of 1.
Power
unit rate
distributive property
surface area
4. The set of all possible outcomes is _____________.
fractions
associative
exponent
sample space
5. 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.
associative
common - or like - denominators
measures of central tendency
equation
6. 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.
commutative
histogram
absolute value
stem-and-leaf plot
7. Use __________ to compare two decimals - using the order symbols.
ordered pair - (x -y)
cylinder
associative
place value
8. The _________ of an integer is the distance of the integer from zero.
line of symmetry
surface area
supplementary
absolute value
9. 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.
complementary
line of symmetry
rectangular prism
common - or like - denominators
10. A figure that can be rotated 180° about a point so that it matches the original figure has ______ .
is greater than
multiply mixed numbers
unit rate
point symmetry
11. To _________ - write the mixed numbers as improper fractions. Replace the divisor with its reciprocal and multiply.
divide mixed numbers
supplementary
exponents
Complementary events
12. Prime factorization can be written using ________ . For example - 2 x 2 x 3 = 2² x 3
variable
%
ratio
exponents
13. Instead of writing large numbers with all the zeros - you can use _________ . For example - 4 -250 -000 -000 = 4.25 x 10â¹.
scientific notation
Complementary events
stem-and-leaf plot
multiply mixed numbers
14. The line or the fold is called the __________ .
mixed numbers
multiply fractions
line of symmetry
measures of central tendency
15. To ______________ - if the denominators are unlike - write equivalent fractions with a common denominator. Subtract the fractions first - and rename if necessary. Then subtract the whole numbers. Simplify if possible.
absolute value
unit rate
subtract mixed numbers
fractions
16. The _________ states that multiplying a sum by a number is the same as multiplying each addend by that number and then adding the two products. For example - 3(8 + 2) = (3 x 8) + (3 x 2).
distributive property
rotation
percent decimal
histogram
17. The opposite of a positive integer is a ________ .
place value
proportion
negative integer
Opposite
18. The ________ of an angle is the common endpoint of the rays forming the angle.
translation
rate
scale
vertex
19. When you add or subtract _________ that have the same or like denominators - you only add or subtract the numerators. The denominator stays the same.
reflection
compare
common denominator
fractions
20. A _______ is a comparison of two numbers with different units of measure.
common denominator
exponent
integers
rate
21. When two or more numbers are multiplied - each number is called a _________ .
factor
multiply fractions
is greater than
Equivalent fractions - decimals - and percents
22. The symbol ______ means percent.
divide mixed numbers
diameter
%
surface area
23. The symbol ≤ is read as __________ .
is less than
divide fractions
is greater than
is less than or equal to
24. If a figure can be divided in half by a line so that the two halves match each other - the figure is __________ .
symmetric
proportion
ordered pair - (x -y)
percent decimal
25. Both addition and multiplication are __________ . This means that grouping addends or factors will not change the sum or product.
multiply fractions
associative
circumference
factor
26. The __________ of a solid is the total area of its exterior surfaces.
surface area
supplementary
is greater than or equal to
symmetric
27. Use number lines to ________ two decimals.
compare
%
22/7
multiply mixed numbers
28. A _________ is a randomly-selected group that is used to represent a whole population.
frequency table
%
line of symmetry
sample
29. The rules to follow when more than one operation is used are called the ___________.
percent
stem-and-leaf plot
unit rate
order of operations
30. An ________ is a mathematical sentence that contains the equal sign.
negative integer
tree diagram
circumference
equation
31. An approximation of pi is 3.14 - or _______ .
line of symmetry
22/7
unit rate
translation
32. A _________ is a special kind of bar graph that shows frequency of data.
comparison
Opposite
associative
histogram
33. Two angles are ___________ if the sum of their measures is 180°.
supplementary
ordered pair - (x -y)
scientific notation
divide fractions
34. The ________ is used to represent the ratio of distance on the map to the actual distance.
supplementary
tree diagram
stem-and-leaf plot
scale
35. To add mixed numbers with unlike denominators - write equivalent fractions with a ___________ . Add the whole numbers and add the fractions.
common denominator
subtract mixed numbers
Power
tree diagram
36. To express a ______ as a _______ - rewrite the percent as a fraction with a denominator of 100 - and then express the fraction as a decimal.
factor
percent decimal
base
complementary
37. _________ - _________ - and_______may be written by first writing each one as a fraction with a denominator of 100.
histogram
common - or like - denominators
Opposite
Equivalent fractions - decimals - and percents
38. In a power - the number of times the base is used as a factor is the ________ . In 5³ - the exponent is 3.
distributive property
place value
exponent
common - or like - denominators
39. A _________ is an equation that shows two ratios are equivalent.
surface area
point symmetry
integers
proportion
40. 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.
rectangular prism
is greater than or equal to
base
proportion
41. An ___________ is a combination of numbers - variables - and operations.
is less than or equal to
multiply mixed numbers
algebraic expression
order of operations
42. The surface area of a __________ is the sum of the areas of two circles and a rectangle.
reflection
is greater than
algebraic expression
cylinder
43. To express a ______ as ________a - express the percent as a fraction with a denominator of 100 - then simplify.
histogram
supplementary
percent fraction
unit rate
44. Make a __________ of an integer by using its placement on the number line.
surface area
comparison
rotation
rate
45. Both addition and multiplication are _________ . This means that order doesnÂft change the sum or product.
is greater than or equal to
commutative
variable
rotation
46. 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.
point symmetry
circumference
22/7
percent
47. An _________ is a mathematical sentence that contains < - > - ≠- ≤ - or ≥ .
algebraic expression
inequality
fractions
translation
48. The _________ of a circle is twice the length of the radius.
diameter
multiply mixed numbers
unit rate
percent
49. To ____________ - replace the divisor with its reciprocal and then multiply to get your answer.
is similar to
divide fractions
is greater than
tree diagram
50. Similar figures have the same shape but different sizes. The symbol ~ means _________ .
is similar to
sample space
percent
algebraic expression
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