Unit 2 District Practice

A classroom currently contains 6 rows of chairs with 5 chairs per row. On parents'

night the classroom had twice as many chairs. Which number sentence can be used to find the number of chairs in the

classroom on parents' night?

• 6 + 5 + 2=

• 6 x 5 × 2 =

• 6 x 5 ÷ 2 =

• 6 + 5 × 2=

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3.5.B

9 Gina has 42 mushrooms to put into 6 salads. She wants to put the same number of mushrooms in each salad.

Which strip diagram shows how to find the number of mushrooms that Gina should put in each salad?

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3.5.B

Which answer choice describes the number 9,140?

• The sum of nine thousands and fourteen ones

• The sum of nine thousands, one hundred, and forty tens

• The sum of nine thousands, one hundred, and four tens

• The sum of nine thousands, one hundred, and four ones

An expression is shown.

5 + 700 + 40

What number is equivalent to this expression?

An expression is shown.

70 + 2 + 900

What number is equivalent to this expression?

Which answer choice does NOT describe the number 7,140?

• The sum of seven thousands and fourteen tens

• The sum of seven thousands, one hundred, and forty tens

• The sum of seven thousands, one hundred, and four tens

• The sum of seven thousands, one hundred, and forty ones

21 The expanded notation of a number is shown.

(9 × 10,000) + (4 × 100) + (1 × 10)

What is the standard form of this number?

• 9,410

• 94,010

• 90,401

• 90,410

Which of these describes the number 35,824?

• The sum of three thousands, five thousands, eight hundreds, two tens, and

  four ones

• The sum of thirty-five hundreds, eight tens, and twenty-four ones

• The sum of three ten thousands, five thousands, eight hundreds, two tens, and four ones

• The sum of five ten thousands, three thousands, eight hundreds, two tens,

  and four ones

Which expression represents the number 867?

• 80 + 60 + 70

• 800 + 6 + 7

• 500 + 300 + 50 + 10 + 7

• 500 + 300 + 60 + 70

What is the relationship between the thousands place and the tens place in the number shown?

583,436

• The thousands place is two times greater than the tens place.

• The thousands place is ten times greater than the tens place.

• The thousands place is one hundred times greater than the tens place.

• The thousands place is three hundred times greater than the tens place.