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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. To _____________ - express the mixed numbers as improper fractions - multiply - and simplify the results.
percent fraction
commutative
multiply mixed numbers
factor
2. ______________ 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
sample
percent
Complementary events
3. Two angles are ___________ if the sum of their measures is 90°.
common denominator
scientific notation
complementary
is greater than
4. Make a __________ of an integer by using its placement on the number line.
percent
ratio
tree diagram
comparison
5. The symbol > is read as _________.
inequality
multiply mixed numbers
circumference
is greater than
6. Use number lines to ________ two decimals.
compare
multiply fractions
comparison
measures of central tendency
7. Both addition and multiplication are __________ . This means that grouping addends or factors will not change the sum or product.
divide fractions
associative
absolute value
frequency table
8. An _________ is a mathematical sentence that contains < - > - ≠- ≤ - or ≥ .
Opposite
vertex
commutative
inequality
9. The opposite of a positive integer is a ________ .
22/7
divide mixed numbers
absolute value
negative integer
10. The __________ of a solid is the total area of its exterior surfaces.
reflection
rotation
surface area
22/7
11. To __________ an algebraic expression means to substitute a value for the variables and apply the rules for order of operation.
associative
divide fractions
evaluate
reflection
12. A _______ is the comparison of two numbers by division.
point symmetry
ratio
is less than
line of symmetry
13. Two angles are ___________ if the sum of their measures is 180°.
22/7
sample space
is less than
supplementary
14. A _________ is a randomly-selected group that is used to represent a whole population.
is similar to
sample
Equivalent fractions - decimals - and percents
complementary
15. _________ integers are the same distance from zero in opposite directions on the number line.
measures of central tendency
is less than or equal to
ordered pair - (x -y)
Opposite
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.
Equivalent fractions - decimals - and percents
common - or like - denominators
exponent
fractions
17. A _________ is an equation that shows two ratios are equivalent.
exponent
proportion
place value
diameter
18. To add ____________ with common denominators - write the sum of the numerators over the common denominators. Then add the whole numbers.
mixed numbers
vertex
Complementary events
supplementary
19. To ___________ - multiply the numerators and then multiply the denominators. Write the product in lowest terms.
multiply fractions
rate
rotation
place value
20. A _________ has six rectangular faces. To find the surface area - find the sum of the areas of the six faces.
ordered pair - (x -y)
factor
percent
rectangular prism
21. A diagram used to show the total number of possible outcomes in a probability experiment is called a _____________.
22/7
evaluate
tree diagram
translation
22. An ___________ is a combination of numbers - variables - and operations.
algebraic expression
point symmetry
cylinder
stem-and-leaf plot
23. To ____________ - replace the divisor with its reciprocal and then multiply to get your answer.
is less than
scale
rotation
divide fractions
24. The _________ of an integer is the distance of the integer from zero.
percent fraction
absolute value
unit rate
Power
25. The rules to follow when more than one operation is used are called the ___________.
common - or like - denominators
order of operations
absolute value
is less than or equal to
26. To _________ - write the mixed numbers as improper fractions. Replace the divisor with its reciprocal and multiply.
frequency table
divide mixed numbers
commutative
percent
27. A ___________is for organizing a set of data that shows the number of times each item or number appears.
percent decimal
frequency table
inequality
cylinder
28. To express a ______ as a _______ - rewrite the percent as a fraction with a denominator of 100 - and then express the fraction as a decimal.
fractions
Power
associative
percent decimal
29. The symbol ≤ is read as __________ .
frequency table
scientific notation
is less than or equal to
factor
30. The symbol ______ means percent.
commutative
mixed numbers
%
rectangular prism
31. A _________ is a special kind of bar graph that shows frequency of data.
inequality
Opposite
base
histogram
32. 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.
base
reflection
is greater than
circumference
33. In a power - the number of times the base is used as a factor is the ________ . In 5³ - the exponent is 3.
exponent
supplementary
base
sample space
34. If a figure can be divided in half by a line so that the two halves match each other - the figure is __________ .
tree diagram
fractions
symmetric
base
35. To add mixed numbers with unlike denominators - write equivalent fractions with a ___________ . Add the whole numbers and add the fractions.
common denominator
compare
subtract mixed numbers
histogram
36. Together - the x coordinate and y coordinate form an ___________.
ordered pair - (x -y)
supplementary
multiply fractions
circumference
37. An approximation of pi is 3.14 - or _______ .
base
ratio
fractions
22/7
38. ___________ is a number that can be written using an exponent. For example - 3² means three to the second power.
complementary
translation
place value
Power
39. Both addition and multiplication are _________ . This means that order doesnÂft change the sum or product.
equation
sample space
commutative
rotation
40. 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.
supplementary
factor
measures of central tendency
histogram
41. The ____________ of a circle is always a little more than three times the diameter.
symmetric
tree diagram
comparison
circumference
42. The ________ of an angle is the common endpoint of the rays forming the angle.
vertex
diameter
scale
integers
43. Prime factorization can be written using ________ . For example - 2 x 2 x 3 = 2² x 3
absolute value
exponents
comparison
integers
44. A figure that can be rotated 180° about a point so that it matches the original figure has ______ .
histogram
variable
fractions
point symmetry
45. _________ - _________ - and_______may be written by first writing each one as a fraction with a denominator of 100.
surface area
rectangular prism
Equivalent fractions - decimals - and percents
multiply fractions
46. The line or the fold is called the __________ .
algebraic expression
line of symmetry
multiply fractions
percent
47. Instead of writing large numbers with all the zeros - you can use _________ . For example - 4 -250 -000 -000 = 4.25 x 10â¹.
percent decimal
divide mixed numbers
scientific notation
is similar to
48. A _______ is a comparison of two numbers with different units of measure.
factor
multiply mixed numbers
complementary
rate
49. The symbol < is read as ________ .
is less than
sample
surface area
scientific notation
50. When two or more numbers are multiplied - each number is called a _________ .
divide mixed numbers
factor
comparison
symmetric