Crafting Algebraic Expressions from Word Problems

What is an algebraic expression?

• A phrase that contains only operational symbols

• A phrase that contains only numbers

• A phrase that contains a combination of numbers, variables, and operational symbols

• A phrase that contains only variables

What does the commutative property of addition state?

• The product remains the same when the order of the factors is changed

• The sum changes when the order of the addends is changed

• The sum remains the same when the order of the addends is changed

• The product changes when the order of the factors is changed

Which of the following words suggests addition?

• Product

• Sum

• Fewer

• Decreased

How would you write the sum of C cherries and 8 cherries as an algebraic expression?

• C * 8

• C - 8

• C + 8

• C / 8

Which word suggests subtraction?

• Decreased

• Product

• Sum

• Quotient

How would you write a temperature of B degrees decreased by 6 degrees as an algebraic expression?

• B + 6

• B / 6

• B - 6

• B * 6

Which word suggests multiplication?

• Quotient

• Product

• Decreased

• Sum

How would you write the product of 12 and B books as an algebraic expression?

• 12 + B

• 12 - B

• 12 * B

• 12 / B

Which word suggests division?

• Product

• Sum

• Quotient

• Increased

How would you write 20 hours of work divided equally among W workers as an algebraic expression?

• 20 - W

• 20 * W

• 20 + W

• 20 / W