Writing and Evaluating Expressions

Steve ran 7/8 miles each day for 3 days. Which expression helps you determine how many miles he ran all together?

• 7/8 X 7/8 X 7/8

• 7/8 + 7/8 + 7/8

• 7 + (8 X 3)

• 7/8 + 3

Amber is playing a video game. She resumed her game from the day before, where she had 795 points. Today, she earned 250 point. At the end of the game, she'd earned a bonus that tripled her score!

Which expression below represents the total number of points that Amber had at the end of her game?

• 795 + 250 X 3

• 795 + (250 X 3)

• (795 X 3) + 250

• (795 + 250) X 3

Jose and Antonio went to the fair this weekend. They both rode 3 rides that cost 15 tickets and 2 rides that cost 10 tickets. Which expression represents the total number of tickets used by the boys at the fair?

• (3 X 15) + (2 X 10)

• (2 x 3) x (15 x 10)

• 2 X [(3 X 15) + (2 X10)]

• [(3 + 2) x (15 + 10)] X 2

Sarah and Adam bought the same book from different stores. Sarah spent $3.72 more on the book than Adam did. Adam spent $15.58. Which expression can use to figure out how much Sarah Spent?

• $15.58 + $3.72

• $15.58 - $3.72

Which expression below represents the statement, subtract 7 from the quotient of 428 and 4?

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What is the value of 2 X (3 + 5) - 2 X 4 ?

• 36

• 56

• 8

• 0

Cassie made an error when she was solving the problem below. In which step did her first error occur?

[(4 X 3) + (2 X 4)] - 7

Step 1: [12 + (2 X 4)] - 7

Step 2: [12 + 6] - 7

Step 3: 18 - 7

Step 4: 11

• Step 1

• Step 2

• Step 3

• Step 4

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