Unknown Numbers in Addition, Subtraction, Multiplication, Division LESSON 3POWER UP APAGE 20.

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Presentation transcript:

Unknown Numbers in Addition, Subtraction, Multiplication, Division LESSON 3POWER UP APAGE 20

Vocabulary Equation: has an equal sign, left side equals the right side Ex = 7

Addition Equations addend + addend = sum Unknown addend: sum – addend = addend

Subtraction Equations minuend – subtrahend = difference Unknown minuend: subtrahend + difference = minuend Unknown subtrahend: minuend – difference = subtrahend

Multiplication Equations

Division Equation

Practice Problems a, b, c, d, j, k