Unit 5 Test Prep (A)

The kids in Mr. G's class were asked to use the distributive property to write an expressions equal to 48.

They were told to make their expressions a product. Categorize the answers that the class submitted.

Groups:

(a) CORRECT ANSWERS

,

(b) WRONG ANSWERS

• 4(5 + 7)

• 8(5) + 8(1)

• 6(6 + 4)

• 12(1 + 3)

• 2(12 + 8)

• 16(1 + 2)

• 8(5 + 1)

• 2(5) + 2(19)

The kids in Mr. G's class were asked to use the distributive property to write an expressions equal to 66.

They were told to make their expressions a sum. Categorize the answers that the class submitted.

Groups:

(a) CORRECT ANSWERS

,

(b) WRONG ANSWERS

• 6(4) + 6(5)

• 3(5) + 3(18)

• 6(3) + 6(8)

• 2(10 + 23)

• 2(17) + 2(16)

• 2(10) + 2(23)

• 2(5) + 2(28)

• 6(3 + 8)

The kids in Mr. G's class were asked to use the distributive property to write an expressions equal to 92.

They were told to make their expressions a sum or a product. Categorize the answers that the class submitted.

Groups:

(a) CORRECT ANSWERS

,

(b) WRONG ANSWERS

• 2(25 + 20)

• 2(25) + 2(21)

• 4(10) + 4(13)

• 4(15) + 4(11)

• 4(3 + 20)

• 4(10 + 12)

• 4(15 + 8)

• 4(3) + 4(21)

Paolo's Pizza charges $12.00 for your 1st pizza, and $8.50 for each additional pizza you purchase.

Write an equation that would help you calculate the cost (c) for any number of pizzas (p) purchased.

Casper's Pizza charges $14.00 for your 1st pizza, and $6.40 for each additional pizza you purchase.

Write an equation that would help you calculate the cost (c) for any number of pizzas (p) purchased.

Tino's Tacos charges $4.00 for your 1st taco, and $0.85 for each additional taco you purchase.

EXPRESSION

$4.00 + $0.85(t - 1)

COMBINE TERMS SO THAT THE EXPRESSION IS A SUM OF TWO TERMS

Wolverine's Tacos charges $8.50 for your 1st taco, and $2.85 for each additional taco you purchase.

EXPRESSION

$8.50 + $2.85(t - 1)

COMBINE TERMS SO THAT THE EXPRESSION IS A SUM OF TWO TERMS

Barfo's Tacos charges $12.00 for your 1st taco, and $5.80 for each additional taco you purchase.

EXPRESSION

$12.00 + $8.50(t - 1)

COMBINE TERMS SO THAT THE EXPRESSION IS A SUM OF TWO TERMS

Which ONE expression is equal to 84 + 22?

• 2(25 + 28)

• 4(15 + 12)

• 6(2 + 34)

• 2(19 + 14)

• 3(19 + 40)

Which TWO expressions are equal to 19 + 121?

• 7(10 + 10)

• 4(10 + 20)

• 10(10 + 4)

• 2(20 + 45)

• 4(18 + 12)