Expressions

Which expression matches:
The sum of 6 and 5 doubled

• 2 x 6 + 5
• 2 x (6 + 5)
• 6 + (5 x 2)

What step would I do second?
 (4 - 2) x 9 + 7 =

• multiplication
• subtraction
• addition
• dividing

(19 - 7) ÷ 4 + 11

• 14
• 0.8
• 15
• 13

What does the (E) in PEMDAS mean?

• experience
• exponents
• examples
• evidence

True or false:
Addition ALWAYS comes before subtraction.

• True
• False

2 + 7 ⋅ 5

• 37
• 45
• 32
• 23

12 ÷ 3 x 4
What do you do first?

• 3x4
• 12÷4
• 12÷3

True or false:
4x5 and 4∗5 mean the same thing.

• True
• False

How do you write this in exponent form?
4 * 4 * 4 * 4 * 4 * 4 * 4 * 4

• 4⁷
• 65,536
• 4⁸
• 7⁴

What does the (M) in PEMDAS mean?

• multiply
• move over
• math
• median