Copyright © Swun Math Grade 6 Unit 4 Lesson 12 P SJ
MPs
Applied MP
* Embedded MP
Evaluate Expressions Using
the Order of Operations
Procedural Lesson
Grade 6 · Unit 4 · Lesson 12
MC: 6.EE.1
1 2 3 4 5 6 7 8
*
* *
*
*
Steps:
1. Grouping Symbols
2. Exponents
3. Multiply/Divide from left to right
4. Add/Subtract from left to right

Problem of the Day
Objective:
Vocabulary Notes
Order of Operations:
Grouping Symbols ( ) [ ] { }
Exponents b
2
Multiply × or Divide ÷
(left to right)
Add + or Subtract –
(left to right)
Exponent: a number that indicates how
many times a number (base) is multiplied
by itself
Multiplication formats:
3 × 2 3 • 2 3(2) 3
n
Expression: numbers, symbols and
operations grouped together with no equal
sign to represent a value.
Copyright © Swun Math Grade 6 Unit 4 Lesson 12 P SJ
Structured Guided Practice
(A / B Partners Practice)
Directions: Evaluate each problem using the order of operations.
1. (4 1)
2
÷ (24 – 21)
2. (16 ÷ 4)
2
• 3
2
Explain how you found your answer.
MP6: What mathematical notations are important in this problem?
MP8: What are the steps to solving a mathematical expression?
Copyright © Swun Math Grade 6 Unit 4 Lesson 12 P SJ
Final Check for Understanding
(Teacher Checks Work)
Directions: Evaluate each problem using the order of operations.
1. 4
2
× 2(27 – 25)
2. (8 — 5)
2
× 5
Copyright © Swun Math Grade 6 Unit 4 Lesson 12 P SJ
Name: ____________________________
Date: ______________________________
1. (24 ÷ 6)
2
2
2
2. 3
2
÷ 3 + 1
What symbols are important in this problem?
3. (9 — 2
2
)• 2(14)
Student Practice
Unit 4 Lesson 12: Evaluate Expressions Using
the Order of Operations
Directions: Evaluate each problem using the order of operations.
Copyright © Swun Math Grade 6 Unit 4 Lesson 12 P SJ
4. (8 — 2)• 5
2
5. (8 + 5) + (2
2
× 7)
Explain how you found your answer.
6. (7 – 4) × (1 + 2)
2
Student Practice
Unit 4 Lesson 12: Evaluate Expressions Using
the Order of Operations
Copyright © Swun Math Grade 6 Unit 4 Lesson 12 P SJ
1. Insert parentheses to make the statement true.
30 – 4 × 2 + 5 = 57
2. Insert parentheses to make the statement true.
72 ÷ 5 + 4 × 3 = 24
Extension Activity
*
MP4: Apply mathematics in everyday life.
Write a word problem that uses the Order of Operation to solve. Have
your partner write and solve the expression, and draw a model to match
the word problem.
Challenge Problems
Directions: Read and solve each problem.
Copyright © Swun Math Grade 6 Unit 4 Lesson 12 P SJ
Closure
Closure
Recap today’s lesson with one or more of the following questions:
MP6: What mathematical notations are important in this problem?
MP8: What are the steps to solving a mathematical expression?
Reaching Consensus
*MP3: Do you agree/disagree with what said?
Student Presentations
*MP6: How do you know your answers are correct/reasonable?
Copyright © Swun Math Grade 6 Unit 4 Lesson 12 P SJ
Notes