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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. If a figure can be divided in half by a line so that the two halves match each other - the figure is __________ .
is greater than
symmetric
tree diagram
fractions
2. 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.
is less than or equal to
absolute value
subtract mixed numbers
multiply mixed numbers
3. A _________ is a symbol - usually a letter - used to represent a number.
variable
measures of central tendency
factor
22/7
4. _________ integers are the same distance from zero in opposite directions on the number line.
Power
Opposite
rotation
negative integer
5. A _________ is an equation that shows two ratios are equivalent.
proportion
symmetric
translation
algebraic expression
6. The ________ is used to represent the ratio of distance on the map to the actual distance.
scale
translation
order of operations
rectangular prism
7. A _______ is a ratio that compares a number to 100.
stem-and-leaf plot
absolute value
percent
common - or like - denominators
8. Together - the x coordinate and y coordinate form an ___________.
vertex
is less than or equal to
percent
ordered pair - (x -y)
9. The symbol > is read as _________.
unit rate
circumference
Equivalent fractions - decimals - and percents
is greater than
10. In a__________ - an object flips over a line without changing its size or shape.
circumference
ordered pair - (x -y)
reflection
Power
11. Both addition and multiplication are __________ . This means that grouping addends or factors will not change the sum or product.
associative
diameter
Opposite
rate
12. A diagram used to show the total number of possible outcomes in a probability experiment is called a _____________.
proportion
surface area
tree diagram
distributive property
13. Similar figures have the same shape but different sizes. The symbol ~ means _________ .
subtract mixed numbers
exponent
is similar to
%
14. 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
histogram
is less than or equal to
common - or like - denominators
15. A ___________is for organizing a set of data that shows the number of times each item or number appears.
inequality
frequency table
ratio
distributive property
16. A ___________ is a proportion with one fraction with a denominator of 1.
unit rate
scientific notation
percent fraction
inequality
17. To express a ______ as a _______ - rewrite the percent as a fraction with a denominator of 100 - and then express the fraction as a decimal.
translation
percent decimal
circumference
surface area
18. In a power - the number of times the base is used as a factor is the ________ . In 5³ - the exponent is 3.
place value
exponent
scientific notation
exponents
19. A _______ is the comparison of two numbers by division.
ordered pair - (x -y)
ratio
%
stem-and-leaf plot
20. The _________ of a circle is twice the length of the radius.
diameter
base
inequality
absolute value
21. The __________ of a solid is the total area of its exterior surfaces.
is less than
cylinder
complementary
surface area
22. When you add or subtract _________ that have the same or like denominators - you only add or subtract the numerators. The denominator stays the same.
is less than
fractions
ordered pair - (x -y)
proportion
23. An _________ is a mathematical sentence that contains < - > - ≠- ≤ - or ≥ .
integers
is similar to
translation
inequality
24. Both addition and multiplication are _________ . This means that order doesnÂft change the sum or product.
commutative
order of operations
variable
absolute value
25. To ____________ - replace the divisor with its reciprocal and then multiply to get your answer.
divide fractions
common denominator
measures of central tendency
histogram
26. The set of all possible outcomes is _____________.
commutative
sample space
%
percent fraction
27. Two angles are ___________ if the sum of their measures is 90°.
Power
base
circumference
complementary
28. In a __________ - an object slides from one position to another without changing its size or shape.
translation
line of symmetry
factor
proportion
29. A _________ is a randomly-selected group that is used to represent a whole population.
cylinder
surface area
sample
percent
30. ______________ are two events in which either one or the other must take place - but they cannot both happen at the same time. The sum of their probabilities is one.
surface area
line of symmetry
Complementary events
integers
31. 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).
Power
exponents
distributive property
scientific notation
32. ___________ is a number that can be written using an exponent. For example - 3² means three to the second power.
Power
percent
circumference
surface area
33. Two angles are ___________ if the sum of their measures is 180°.
compare
multiply fractions
is greater than or equal to
supplementary
34. 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.
order of operations
stem-and-leaf plot
circumference
ordered pair - (x -y)
35. The opposite of a positive integer is a ________ .
negative integer
tree diagram
multiply mixed numbers
point symmetry
36. To express a ______ as ________a - express the percent as a fraction with a denominator of 100 - then simplify.
mixed numbers
Equivalent fractions - decimals - and percents
percent fraction
circumference
37. The line or the fold is called the __________ .
commutative
algebraic expression
rate
line of symmetry
38. 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.
evaluate
measures of central tendency
circumference
negative integer
39. A _________ has six rectangular faces. To find the surface area - find the sum of the areas of the six faces.
reflection
associative
vertex
rectangular prism
40. Instead of writing large numbers with all the zeros - you can use _________ . For example - 4 -250 -000 -000 = 4.25 x 10â¹.
comparison
is less than
scientific notation
ratio
41. The set of ________ consists of the positive whole numbers - zero - and the opposites of the positive whole numbers.
mixed numbers
order of operations
Complementary events
integers
42. Use number lines to ________ two decimals.
reflection
%
compare
algebraic expression
43. A _________ is a special kind of bar graph that shows frequency of data.
is greater than
is less than
integers
histogram
44. To _____________ - express the mixed numbers as improper fractions - multiply - and simplify the results.
multiply fractions
integers
absolute value
multiply mixed numbers
45. A ___________ is a transformation that turns a line or shape around a fixed point.
exponent
is greater than or equal to
rotation
rectangular prism
46. An approximation of pi is 3.14 - or _______ .
symmetric
22/7
is greater than
Equivalent fractions - decimals - and percents
47. 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
multiply fractions
exponent
measures of central tendency
48. 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.
base
distributive property
supplementary
ratio
49. A figure that can be rotated 180° about a point so that it matches the original figure has ______ .
complementary
point symmetry
place value
circumference
50. A _______ is a comparison of two numbers with different units of measure.
multiply fractions
%
Power
rate