Math Vocabulary Terms
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Vocabulary Terms
Definitions of TermsExampleFocus on SkillsVideos
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UNITthe value by which we are counting; ones, decimal & fraction values
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ITERATEto make a copy of (verb); ITERATION: a copy of (noun)repeated addition; multiplication
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PARTITIONto divide a value or space into equal partsequal grouping
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COMPOSEwhen a number is made up by putting together other existing values
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DECOMPOSE"Break it down!" to break down a given value into other values; can be broken down by place value; break down a given value in different waysDecomposing
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FRIENDLY VALUEa value that a student can easily add, subtract, multiply or divide mentally
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STRATEGYthe chosen method a student employs to solve a given expression
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MODELa visual model/graphic to show a student's method when solving an expressionBar Model
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PARTIAL SUMa strategy used for addition/subtraction/multiplication/division that focuses heavily on preserving place valuesPartial Sum Sample compared to Standard Algorithm
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JUMP MATH (# LINE)a strategy using a number line model to add/subtract/multiply or divide; can travel horizontally or vertically; great visual for students
Jump Math (number line) Sample
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BAR MODEL a model that uses bars to represent known and unknown quantities and the relationship between these quantities; can be used for addition, subtraction, multiplication & division; focus on comparing the values of given numbers;Bar Model Sample
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AREA MODELa model of multiplication that shows each place value productArea Model SampleMultiplication; place value awarenessUnderstanding multiplication w/ Area Model The Real Estate Game
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Partial Producta strategy incorporating the Distributive Property with multiplication. Area Model Comparison with Partial ProductDecomposing; high focus on place value; working with "friendly factors"
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RATIO TABLEa strategy focused on the relationship, or ratio, between two given values; typically used for multiplicationRatio Table SampleMultiplication, grouping, ratios and relationships between given values, addition, subtraction
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Multiple Strategies for MultiplicationThis document brings together all 4 multiplication strategies.
Multiple Multiplication Strategies
Place value, repeated addition, concept of "doubling," ratios, basic multiplication math facts, mental math calculations,
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