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

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Presentation on theme: "Unknown Numbers in Addition, Subtraction, Multiplication, Division LESSON 3POWER UP APAGE 20."— Presentation transcript:

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

2 Vocabulary Equation: has an equal sign, left side equals the right side Ex. 3 + 4 = 7

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

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

5 Multiplication Equations

6 Division Equation

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

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