Number Sense

Solve the following:
-2 x (3 + 8 ÷ 4)²

• -16
• 1.375
• 4
• -50

Tags

CCSS.7.NS.A.3

Solve the following:
(2 + 7 - 1) ÷ 2²

• 16
• 2
• 72.25
• 8.75

True or False?
2 x 3 + 10 ÷ 2 = 8

• True
• False

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Find and explain the error.    
                  5 - 3 + 2
    =    5 - 5
=       0

• There is no error.
• Addition was done first and you should have subtracted first
• There is a subtraction error

Tags

CCSS.7.NS.A.1D

Simplify:

√64

• 8√8

• 4√4

• 8

• 2√16

What is 5 cubed?

5³

• 125

• 25

• 15

• 625

Tags

CCSS.6.EE.A.1

Simplify the following expression:
-9(14p - 8) - 4p

• 130p - 72
• 122p - 72
• -130p - 18
• -130p + 72

Tags

CCSS.6.EE.A.3

Simplify the following expression:
-6x + 4(-x - 3)

• -2x - 12
• 10x + 12
• -10x - 12
• -2x + 12

Tags

CCSS.6.EE.A.3

2 + (9² - 4)

• 16
• 77
• 79

Tags

CCSS.7.EE.B.3

11² - 8 ⋅ 7 + 2

• 100
• 793
• 67
• 49

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2