CCSS.Math.Content.6.EE.A.2

A letter/symbol that takes the place of an unknown number. 

• Fraction
• Difference
• Proportion 
• Variable 

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CCSS.Math.Content.6.EE.A.2

What is the value of x?

• 4
• 360
• 12
• 6

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CCSS.Math.Content.6.EE.A.2

Choose the phrase that matches the expression   21h

• 21 more friends than expected at the party
• 21 more horses in the pasture
• 21 dollars per hour
• 21 balloons were popped at the party

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CCSS.Math.Content.6.EE.A.2

Which verbal expression represents the given expression? 
3(4-x)

• four minus the number x divided by 3
• three times four less than a number x
• three times the quantity x less than four
• four subtracted from x times three

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CCSS.Math.Content.6.EE.A.2

What is the definition of a variable?

• The letter used to represent a quantity
• The little number or letter used to raise to a power
• The number in front of a variable
• The number with no variable

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CCSS.Math.Content.6.EE.A.2

Translate this phrase into an algebraic expression.
24 more than Victoria's test score. 
Use d to represent Victoria's test score.

• 24x
• x - 24
• x + 24
• x/24

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CCSS.Math.Content.6.EE.A.2

There were x cookies at the beginning of a party. By the end of the party, 16 of them had been eaten. Using x, write an expression for the number of cookies that were left.

• 16
• x + 16
• 16 - x
• x - 16

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CCSS.Math.Content.6.EE.A.2

12 + 5 is

• a numerical expression

• an algebraic expression

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CCSS.Math.Content.6.EE.A.2

Evaluate the Expression when a = -2, b = 5, c = -10

ab ÷ c

• -1

• 1

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CCSS.Math.Content.6.EE.A.2

Evaluate x² + 2x - 1 when x = -3

• -2

• 2

• 16

• -15

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CCSS.Math.Content.6.EE.A.2