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Test your basic knowledge |
Important Math Facts
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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. The symbol < is read as ________ .
diameter
line of symmetry
divide mixed numbers
is less than
2. Similar figures have the same shape but different sizes. The symbol ~ means _________ .
surface area
is similar to
integers
associative
3. A _________ has six rectangular faces. To find the surface area - find the sum of the areas of the six faces.
frequency table
Power
rectangular prism
point symmetry
4. The set of ________ consists of the positive whole numbers - zero - and the opposites of the positive whole numbers.
integers
Opposite
is similar to
rotation
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.
exponent
sample space
exponents
stem-and-leaf plot
6. A _________ is a randomly-selected group that is used to represent a whole population.
common - or like - denominators
sample
algebraic expression
multiply fractions
7. A _______ is a comparison of two numbers with different units of measure.
scale
percent decimal
supplementary
rate
8. The ________ is used to represent the ratio of distance on the map to the actual distance.
complementary
scale
histogram
supplementary
9. To __________ an algebraic expression means to substitute a value for the variables and apply the rules for order of operation.
evaluate
rectangular prism
ordered pair - (x -y)
inequality
10. The _________ of an integer is the distance of the integer from zero.
absolute value
22/7
symmetric
factor
11. The __________ of a solid is the total area of its exterior surfaces.
histogram
fractions
place value
surface area
12. Two angles are ___________ if the sum of their measures is 180°.
mixed numbers
supplementary
surface area
algebraic expression
13. To ____________ - replace the divisor with its reciprocal and then multiply to get your answer.
rotation
complementary
22/7
divide fractions
14. The rules to follow when more than one operation is used are called the ___________.
Power
is similar to
order of operations
vertex
15. A ___________is for organizing a set of data that shows the number of times each item or number appears.
symmetric
frequency table
reflection
sample space
16. Use number lines to ________ two decimals.
compare
is greater than or equal to
mixed numbers
exponents
17. ___________ is a number that can be written using an exponent. For example - 3² means three to the second power.
is less than
multiply mixed numbers
Power
circumference
18. 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
symmetric
translation
associative
19. If a figure can be divided in half by a line so that the two halves match each other - the figure is __________ .
tree diagram
comparison
symmetric
proportion
20. 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.
vertex
comparison
percent fraction
base
21. The symbol > is read as _________.
proportion
inequality
algebraic expression
is greater than
22. The ________ of an angle is the common endpoint of the rays forming the angle.
is greater than
scientific notation
exponents
vertex
23. The symbol ≤ is read as __________ .
common denominator
sample space
is less than or equal to
supplementary
24. The opposite of a positive integer is a ________ .
histogram
algebraic expression
factor
negative integer
25. Use __________ to compare two decimals - using the order symbols.
is greater than
order of operations
place value
Opposite
26. Prime factorization can be written using ________ . For example - 2 x 2 x 3 = 2² x 3
ordered pair - (x -y)
exponents
mixed numbers
distributive property
27. An ________ is a mathematical sentence that contains the equal sign.
equation
rotation
diameter
cylinder
28. To _____________ - express the mixed numbers as improper fractions - multiply - and simplify the results.
22/7
ratio
multiply mixed numbers
percent fraction
29. Together - the x coordinate and y coordinate form an ___________.
variable
ordered pair - (x -y)
sample
fractions
30. 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 greater than
fractions
subtract mixed numbers
is less than
31. Both addition and multiplication are _________ . This means that order doesnÂft change the sum or product.
ordered pair - (x -y)
commutative
common denominator
Complementary events
32. An _________ is a mathematical sentence that contains < - > - ≠- ≤ - or ≥ .
sample
inequality
symmetric
place value
33. A _________ is a symbol - usually a letter - used to represent a number.
reflection
variable
percent decimal
cylinder
34. A _________ is an equation that shows two ratios are equivalent.
is less than or equal to
frequency table
exponent
proportion
35. The line or the fold is called the __________ .
line of symmetry
divide fractions
vertex
22/7
36. To ___________ - multiply the numerators and then multiply the denominators. Write the product in lowest terms.
measures of central tendency
point symmetry
multiply fractions
circumference
37. ______________ 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.
multiply mixed numbers
Complementary events
tree diagram
scientific notation
38. A ___________ is a proportion with one fraction with a denominator of 1.
reflection
unit rate
percent fraction
absolute value
39. To express a ______ as ________a - express the percent as a fraction with a denominator of 100 - then simplify.
mixed numbers
inequality
vertex
percent fraction
40. To add ____________ with common denominators - write the sum of the numerators over the common denominators. Then add the whole numbers.
mixed numbers
factor
vertex
common - or like - denominators
41. A _______ is a ratio that compares a number to 100.
diameter
sample space
comparison
percent
42. Both addition and multiplication are __________ . This means that grouping addends or factors will not change the sum or product.
reflection
translation
associative
comparison
43. The symbol ≥ is read as ______________.
negative integer
is greater than
is greater than or equal to
common denominator
44. A diagram used to show the total number of possible outcomes in a probability experiment is called a _____________.
negative integer
tree diagram
rate
diameter
45. The ____________ of a circle is always a little more than three times the diameter.
circumference
percent fraction
complementary
multiply mixed numbers
46. Two angles are ___________ if the sum of their measures is 90°.
rotation
complementary
ratio
scale
47. A ___________ is a transformation that turns a line or shape around a fixed point.
unit rate
commutative
rotation
symmetric
48. When two or more numbers are multiplied - each number is called a _________ .
order of operations
mixed numbers
factor
tree diagram
49. _________ - _________ - and_______may be written by first writing each one as a fraction with a denominator of 100.
Equivalent fractions - decimals - and percents
fractions
variable
percent fraction
50. The symbol ______ means percent.
sample space
%
exponents
ordered pair - (x -y)
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