# NUMBERS Crossword

Type
Crossword
Description

Positive integers that are only divisible by 1 and itself. PRIME NUMBERS
A group that consists of negative whole numbers, positive whole numbers, and 0. INTEGERS
A number that can be written as a quotient or a fraction. RATIONAL NUMBER
A number that cannot be written as a quotient or a fraction. IRRATIONAL NUMBER
Rational numbers, and irrational numbers. REAL NUMBERS
A number that can be divided by another number without a remainder. MULTIPLE
A number that gives no remainder when divided by. FACTOR
The ....... root of 25 is 5. SQUARE
An irrational number that can be used to calculate the area and the circumference of a circle. (3.14159265358...) PI
A number whose parts can be divided by a decimal point. DECIMAL NUMBERS
A ratio expressed as a fraction of 100 (%). PERCENTAGE

## The Number system Crossword

Type
Crossword
Description

alter (a number) to one less exact but more convenient for calculations Rounding
shorten (something) by cutting off the top or the end Truncating
a number that is either rational or irrational rather than imaginary. Real numbers
Imaginary numbers Non-real numbers
a whole number or the quotient of any whole numbers, excluding zero as a denominator Rational numbers
any real number that cannot be expressed as the exact ratio of two integers, e.g. √2 and π Irrational numbers
a whole number; a number that is not a fraction. integer
a number without fractions; an integer whole numbers
a number without fractions; an integer. natural numbers
terminating decimal finite decimal
a decimal fraction in which a figure or group of figures is repeated indefinitely, as in 0.666… or as in 1.851851851…. repeating decimal
a number that produces a specified quantity when multiplied by itself: "7 is a square root of 49" square root
4 times 4=16 perfect square
Numbers, symbols and operators (such as + and ×) grouped together that show the value of something. expression

## Module 3 - Rational Numbers Crossword

Type
Crossword
Description

A member of the set of the whole numbers and their opposites Integer
Zero and all positive numbers that have no fraction or decimal part: 0,1,2,3... whole number
A number that can be written as a/b (a fancy word for a fraction) rational number
Two numbers that are the same distance from zero on the numberline (but in the oppostite direction) opposites
A picture used to show relationshipes between groups of numbers Venn Diagram
A number greater than zero positive number
The answer to a division question Quotient
A number being divided Dividend
The number being divided by DIvisor
A number less than zero negative number
The distance a number is from zero. It is always positive. Absolute Value

Type
Crossword
Description

The maximum or minimum point of a quadratic function. vertex
The line of symmetry that runs through the vertex; can be found algebraically: x=-b/(2a) axis of symmetry
All the input values of a function. domain
All the output values of a function. range
x = -b ± √(b² - 4ac)/2a quadratic formula
one of the possible outcomes of a probability experiment event
a possible result of an experiment outcome
a diagram that shows how two or more sets in a universal set are related Ven diagram
a collection or list of items SET
events such that the outcome of one event does not affect the probability of the outcome of another event independent events
'sides and angles' that are images of each other will be equal if the two triangles are congruent. CORRESPONDING PARTS
Any number that can be written as a simple fraction, with a whole number numerator and denominator, such as terminating decimals, repeating decimals and integers. rational number
A square with a whole number root. perfect square
An angle of exactly 90 degrees. right angle
A triangle that contains a right angle. right triangle
Any number that cannot be written as a simple fraction, such as non-repeating, non-terminating decimals, square roots of non-perfect squares, pi. irrational number
The result of multiplying a number by itself square
Greek philosopher, 570-495 BC. There is no evidence that Pythagoras himself worked on or proved the Pythagorean Theorem, which was used previously by Babylonians and Indians. Pythagoras
A mathematical symbol that indicates the extraction of the root of the square inside. radical sign
the statement that the values of two mathematical expressions are equal equation
a numerical or constant quantity placed before and multiplying the variable in an algebraic expression Coefficient
solving a problem solutions
value that,when multiplied by itself,gives the number roots
relationship between two numbers indicating how many times the first number contains the second ratio
two ratios or fractions are equal proportion
relationship between two numbers indicating how many times the first number contains the second ratio
a single number or variable, or numbers and variables multiplied together terms
an unbroken part of a circle arc
an angle whose vertex is at the center of a circle central angle

## Topic 1: Rational and Irrational Numbers Crossword

Type
Crossword
Description

A decimal that has the same digit, or block of digits that repeats without end. Repeating decimal
A decimal that ends. Terminating Decimal
A number that can be written as a fraction, includes terminating and repeating decimals. Rational Number
A number that cannot be written as a fraction, includes decimals that never end and never repeat. Irrational Numbers
The set of all rational and irrational numbers Real Number
The set of positive whole numbers and their opposites (negatives), and zero. Integers
The set of numbers that include zero and all natural numbers. Whole Numbers
The set of counting numbers, does not include zero. Natural Numbers
A number that is the square of an integer. Perfect Square
A number that when multiplied by itself, equals the original number. Square Root
To find a number that is close to an exact answer. Estimate
An arrangement of things in relation to each other according to a particular sequence or pattern. Order

## The Classification of Numbers Crossword

Type
Crossword
Description

a numerical quantity that is not a whole number (e.g., 1/2, 0.5). fraction
(of a number, quantity, or expression) not expressible as a ratio of two integers, and having an infinite and nonrecurring expansion when expressed as a decimal. Examples of irrational numbers are the number π and the square root of 2. irrational
(of a number, quantity, or expression) expressible, or containing quantities that are expressible, as a ratio of whole numbers. When expressed as a decimal, a rational number has a finite or recurring expansion. rational
a number that can be expressed in the form a + bi, where a and b are real numbers and i is the imaginary unit, that satisfies the equation i2 = −1. In this expression, a is the real part and b is the imaginary part of the complex number. complex number
a number without fractions; an integer. whole number
the positive integers (whole numbers) 1, 2, 3, etc., and sometimes zero as well. natural number
The type of number we normally use, such as 1, 15.82, −0.1, 3/4, etc. Positive or negative, large or small, whole numbers or decimal numbers are all Real Numbers. real number
a whole number; a number that is not a fraction integer
√(9) is a ____________________ because √(9) = 3 natural number
the only difference between natural numbers and whole numbers is the_________________________ zero
______________________= Natural numbers + zero whole numbers
the difference between whole numbers and integers are the negative numbers
_____________________= Whole numbers + the negative of the whole numbers integers
All integers are __________________ fractions
____________ all fractions are integers Not
-1/3 = -0.333333333 is not an ________________________ integer
Fractions can be written as a ____________________ decimal or a repeating decemal terminating
1/3 = 0.3333333 and 0.3333333 is a ___________________ decimal repeating
Irrational numbers are numbers that ______________________ be written as a fraction cannot
______ = 3.14..., 2.224879566117426874, √(7) pi
_________________________ are neither repeating decimals nor terminating decimals irrational numbers
_______________________ = rational numbers + irrational numbers real numbers
the opposite of complex numbers are_______________________ real numbers
The difference between complex numbers and real numbers is that complex numbers give ____________________________ for the following expressions and more! solutions
Among the different types of numbers, __________________________ is the hardest one to understand fractions

## Algebra 2 Vocab Review Crossword

Type
Crossword
Description

all numbers on a number line real numbers
(0, 0) on a coordinate plane origin
numbers greater than 0 positive
numbers less than 0 negative
numbers such as 0, 1, 2, 3 ... whole
positive and negative counting numbers, including 0 integers
numbers that can be written as quotients of integers (fractions) rational
numbers that cannot be written as fractions, have never ending and non-repeating decimal representations irrational
numbers, operations and grouping symbols (no equal sign) expression
<, >, ≤, ≥ inequality
____________ inequality, two inequalities joined by 'and' or 'or' compound
statement that two expressions are equal equation
subtraction result difference
multiplication result product
division result quotient
flipped fraction reciprocal
to compute (applies only to expressions) evaluate
a number that makes an equation true solution
expression formed by repeated multiplication of the same number power
the number that is being raised to the power base
a quantity representing the power to which the base is to be raised exponent
number that comes in front of a variable coefficient
is either a single number or variable, or numbers and variables multiplied together. separated by + or − signs. term
a number on its own, usually in an expression constant

## Chapter 1 Real Numbers Crossword

Type
Crossword
Description

The Number that is going to be raised by a power. Base
One of the three equal factors of a number Cube root
The number of times the base is used as a factor Exponent
A number that can't be expressed as a fraction Irrational number
A number that can be expressed as a fraction Rational number
Any number or variable with one or more variables Monomial
A rational number whose cube root is a whole number Perfect Cube
A product of repeating factors using an exponent and a base. Power
The symbol used to indicate a positive square root. Radical sign
A compact way of writing numbers with absolute values that are very large or very small. Scientific Notation

## Algebra 1 Chapter 1 Vocabulary Crossword

Type
Crossword
Description

The numerical factor when a term has a variable. coefficient
For every real number a, b, and c. Distributive property
A mathematical sentence that uses an equal sign. equation
Algebraic expressions that have the same value for all values of the variables. equivalent expressions
A number that shows repeated multiplication. exponent
A mathematical sentence that compares the values of two expressions using an inequality symbol. inequality
Whole numbers and their opposites. integer
A number that cannot be written as a ratio of two integers. Irrational numbers in decimal farm are nonterminating and nonrepeating. irrational number
The counting numbers. natural number
A number that is the same distance from zero on the number line as a given number, but lies in the opposite direction. opposite
1. Perform any operations inside grouping symbols. 2. Simplify powers. 3. Multiply and divide in order from left to right. 4. Add and subtract in order form left to right. order of operations
Numbers whoses square roots are integers. perfect square
A real number that can be written as a ratio of two integers. Rational numbers in decimal form are terminating or repeating. rational number
A number that is either rational or irrational. real number
Given a nonzero rational number a/b, the reciprocal, or multiplicative inverse, is b/a. The product of a nonzero number and its reciprocal is 1. Reciprocal
A number a such that a2=b. The sqaure root of b is the principalsquare root. - sqaure root of b is the negative sqaure root. square root
A symbol, usually a letter, that represents one or more numbers. variable
The nonegative integers. whole number
A mathematical phrase involving numbers and operation symbols, but no variables. numerical expression

## 7th Grade Math Vocabulary Crossword

Type
Crossword
Description

angles that have a common side and vertex adjacent
The measure in square units of the inside region of a closed two dimensional figure. area
Choosing data that is not random for statistical analysis. bias
a graph using a number line to show distribution of the data set. It is created by finding medians. box plot
100 percent chance of the even happening. certain
The distance around a circle. Circumference
An amount of money that is a percentage of the value involved paid to the employee that made the sale. commission
two angles with combined measurements of 90 degrees. complementary angles
A place containing two perpendicular axis (x and y) intersecting at he origin, the point (0, 0). coordinate plane
a shape created when a 3D figure is cut parallel or perpendicular to the base. cross section
A straight line passing through the center of a circle touching two points on the circumference. diameter
The answer to a subtraction problem. difference
The number being divided. dividend
The number by which another number is divided, divisor
Close to a 50 percent chance of the event happening. equally likely
A mathematical statement that includes and equal sign to show that two expressions are equal. equation
The likelihood of an even happening is based on experience and observation rather than on theory. experimental probability
the number of times a base occurs as a factor. exponent
One or a group of mathematical symbols representing a number or quantity. expression
a whole number that multiplies with another number to make a third number. factor
Also known as a tip. gratuity
The second place to the right of the decimal point hundredths place
A zero percent chance of the event happening. impossible
A positive number, a negative number or zero NOT a decimal or fraction. integer
A measure of spread on a box plot equal to the difference between the upper limit of the lower quarter and the lower limit of the upper quartile. Interquartile range
a non-terminating or non-repeating decimal. irrational
More than a 50 percent chance of the event happening. likely
A percentage added onto the price of an item to make a profit. markup
Find the mean. Create a table to determine each point's distance from the mean. Find the mean of the distances. mean absolute deviation
The middle number when a set of data is put in order. median
The number that appears the most in a data set. mode

## THE REAL NUMBER SYSTEM Crossword

Type
Crossword
Description

RATIONAL RATIONAL
DECIMAL DECIMAL
FRACTION FRACTION
TRANCEDENTIAL TRANCEDENTIAL
INTEGERS INTEGERS
IRRATIONAL IRRATIONAL
POSITIVE POSITIVE
NEGATIVE NEGATIVE
ZERO ZERO
MIXED NUMBERS MIXED NUMBERS
IMPROPER FRACTION IMPROPER FRACTION
PROPER FRACTION PROPER FRACTION
WHOLE NUMBERS WHOLE NUMBERS