Lesson 2 Practice

Which expression can be used to show that there are 23 teacups still in the case?

• 4 + 8 – 3 + 6

• 4(8) – 3(6)

• 4 × 8 – (3 + 6)

• 4 × 8 – 3 + 6

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

What is the value of this expression? [21 + (2 × 7)] ÷ 7

• 14

• 5

• 35

• 23

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Simplify the following expression. 2[(80 ÷ 5) – (2.4 × 5)]

• 4

• 8

• 16

• None of these

Tags

CCSS.7.NS.A.3

Victor added 15 to the product of 24 and 305. What is this sum?

• 329

• 7,320

• 7,335

• 344

Tags

CCSS.7.EE.B.3

Look at the following expression. 4(210 ÷ 5) – (8 × 15) Which of these could be a step when simplifying this expression?

• A. 840 ÷ 5 – (8 × 15)

• B. 4(210 ÷ 5) + 120

• C. 4(42) – 120

• D. None of these

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Which of Monique’s factor pairs contains only composite numbers?

• 2 × 63

• 3 × 42

• 6 × 21

• 7 × 18

Tags

CCSS.4.OA.B.4

An expression is given.

4 × (9 − 3) ÷ 2

Which statement is true about the parentheses in this expression?

• The parentheses indicate that 9 – 3 should be solved last.

• The parentheses indicate that 9 – 3 should be solved first.

• The parentheses indicate that 3 ÷ 2 should be solved last.

• The parentheses indicate that 4 × 9 should be solved first.

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Look at the numerical expression shown below. 3(5 + 2) Which of the following best describes this expression?

• A. 3 times the sum of 5 and 2

• B. 3 times the difference of 5 and 2

• C. 3 plus the sum of 5 and 2

• D. 3 plus the difference of 5 and 2

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

A list of numbers is shown below. 2, 3, 4, 5, 6, 7, 8, 9, 10 Which shows all the prime numbers in the list above?

• A. 2, 3, 4, 5

• B. 3, 5, 7, 9

• C. 2, 3, 4, 5, 7

• D. 2, 3, 5, 7

Tags

CCSS.4.OA.B.4

Which expression would simplify to the value 47?

• (7 × 8) + (32 ÷ 4) − 17

• 7(8 + 32) ÷ 4 − 17

• (7 × 8) + 32 ÷ (4 − 17)

• None of these

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2