Lesson 1.7 Day 2 IP

CFU 1:

Evaluate the expressions below following the order of operations

4² + 48 ÷ (20 - 8)

CFU #2:

The operation that you perform first is ____________________________

• (7 + 5) because it is inside the parenthesis/bracket

• [3 + (7)] because it is inside the brackets

• 5 ÷ 3 because we have to do division first

• 10 [3] because parentheses is first in the order of operations

CFU #2:

Evaluate the expression using the order of operations.

10 [ 3 + ( 7 + 5 ) ÷ 3 ]

Solve the problem:

27 - 8 ÷ 4

Which of the following has the same value as: 4² - 8 + 2?

• A

• B

• C

Which of the following expressions has the same value as 12 + (20 ÷ 5)² + 2?

• A

• B

• C

• D

Which key point explains how to handle groupings inside of groupings?

• Key Point 1

• Key Point 2

• Key Point 3

• Key Point 4

Which of the following expressions has the same value as 5² ÷ (2+4³) · 8?

• A

• B

• C

• D

What is the first step in solving the expression 12 - 8 + 5 x 4 ÷ 10?

• Subtract 8 from 12

• Add 5 to 12

• Multiply 5 by 4

• Divide 4 by 10

Did Mrs. Nash evaluate the problem correctly?

• Yes

• No

• Not enough information

• Maybe