Ray A portion of a line that begins at a point and goes on forever in one direction. The value of this number can vary change. Rational number A real number that can be expressed as a ratio of two integers. Problem 23 will confuse some students, because the expression will be 6 - Mean The arithmetic average of a set of ordered numbers where half of the numbers are above the median and half are below it.
Factor A number or expression that divides exactly another number e. Algebraic rule A mathematical expression that contains variables and describes a pattern or relationship. An impossible event has a probability of zero. Algebraic expression A mathematical sentence in which two expressions are connected by an equality symbol.
I am looking for: Also called a Squiggle. What does the variable represent given the context of the problem? Planar cross section The intersection of a plane and a three-dimensional figure.
Decimal number Any number written with a decimal point in the number. Metric units for weight are milligrams, grams, and kilograms.
Odds The ratio of one event occuring to it not occuring.
Place value The position of a single digit in a whole number or decimal number containing one or more digits. Decimal numbers smaller than 1 are sometimes called decimal fractions e.
Metric units The units of measure developed in Europe and used in most of the world. Are scholars correctly identifying the constant? Line A straight line that is endless in length.
Height A line segment extending from the vertex or apex of a figure to its base and forming a right angle with the base or basal plane. Effects of operations The results of applying an operation to given numbers e.
Let x represent the number of hours the electrician works in one day. How did you know what operation to use? Angle The shape made by two rays extending from a common end point, the vertex. A decimal number falls between two whole numbers e. The absolute value of both 4, written 4and negative 4, written -4equals 4.
Break A zigzag on the line of the x- or y-axis in a line or a bar graph indicating that the data being displayed does not include all of the values that exist on the number line being used. I want to discuss that addition is commutative, and either expression will work.
Both capacity and volume are used to measure three-dimensional spaces; how ever, capacity usually refers to fluids, whereas volume usually refers to solids.In this lesson you will learn how to read and write algebraic expressions by using variables. Create your free account Teacher Student.
Create a new teacher account for LearnZillion including vocabulary and any special materials needed for the instructional video. We recommend keeping it to paragraphs. Cancel Save. Content updates as. Aug 10, · This video reviews the definition of term, coefficient, constant term, and factor.
Video content created Jenifer Bohart, William Meacham, Judy Sutor, and Don. Use and evaluate algebraic expressions. Essential Question(s) (In student-friendly terms) Right now, your math program contains a mixture of word problems and mathematical. Expressions, Equations, Inequalities, and Evaluating Equations Mini-Unit Includes guided notes, sort activities, guided and Algebraic Expressions and Equations Vocabulary GUIDED NOTES Algebraic Expressions and Equations Vocabulary KEY Variable: an unknown quantity or expression whose value can change.
TRANSLATING KEY WORDS AND PHRASES INTO ALGEBRAIC EXPRESSIONS The table below lists some key words and phrases that are used to describe common mathematical operations. To write algebraic expressions and equations, assign a variable to represent the unknown number. Algebraic equation.
A mathematical sequence in which two expressions are connected by an equality symbol.
A shorthand method of writing very large or very small numbers using exponents in which a number is expressed as the product of a power of 10 and a number that is greater than or equal to one (1) and less than 10 (e.g., x 10^5.Download