Writing Expressions Lesson 3

Writing Expressions Lesson 3

I can write expressions to help solve math word problems.

Now you practice! Remember to:

• THINK! How would you solve this in real life? Put your steps into words to help you write the expression.

• Write the expression, use parenthesis to show what should be solved FIRST.

• Solve to check and make sure your answer is reasonable and makes sense!

Multiple Choice

Which numerical expression matches the following written expression?
Subract the sum of eight and six from twenty-four.

• 24 - (8 + 6)
• 8 - 6 + 24
• 24 + (8 - 6)
• 24 - 8 + 6

Multiple Choice

Which of the following statements describes the following expression? (2 + 4) × 5

• Five times the sum of two and four

• The sum of two and four divided by five

• The product of 5 and 4 plus 2

• The total of two, four, and five combined

Multiple Choice

A parking lot has 6 rows of cars. Each row has 15 cars. If 3 cars left the parking lot, which expression shows the number of cars in the parking lot?

• 6 + (15 - 3)

• 6 x (15 - 3)

• (6 + 15) - 3

• (6 x 15) - 3

Multiple Choice

The Wild Things Pet Store has 4 birdcages with 6 canaries in each cage. The pet store also has a birdcage with 8 parakeets. Which expression shows the number of birds in Wild Things Pet Store?

• (4 + 6) x 8

• (4 x 6) + 8

• 4 + (6 x 8)

• 4 x (6 + 8)

Multiple Choice

Four less than the sum of 7 and 3

• 4 - (7x3)
• (7+3) - 4
• (7x3) x 4

Multiple Choice

the difference of twenty-five and ten

• 10 + 25
• 25 - 10
• 10 - 25

Multiple Choice

five times the difference of 6 and 2

•  5 x (6-2)
• (6 / 2) -5
• (6x2) - 5

Multiple Choice

Brad had $20. He spent $14 at the bookstore and $3 at the ice cream shop. Which expression could he use to figure out how much money he has now?

• (14 + 3) + 20

• (14 + 3) - 20

• 20 - (14 + 3)

• 20 - 14 x 3