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