6th Grade Topic 3: Numeric and Algebraic Expressions Study Guide

What is (2^3) equal to?

• 6
• 8
• 16
• 4

Find the GCF of 12 and 18

• 2
• 3
• 6
• 9

Evaluate 4 + 3 × 2

• 14
• 10
• 7
• 9

Which expression represents "twice a number plus five"?

• 2x + 5
• x + 2 + 5
• 5x + 2
• 2 + 5x

Find the LCM of 6 and 8

• 48
• 24
• 12
• 2

Simplify: 3x + 2x

• 6x
• 5x
• 3x^2
• 5x^2

What is 5^2 equal to?

• 10
• 25
• 7
• 15

Evaluate the expression 2y + 3 when y = 4

• 14
• 11
• 9
• 7

Which expression shows "three less than a number"?

• 3 - x
• x - 3
• 3x
• -3x

Find the GCF of 15 and 20

• 10
• 5
• 15
• 3