1. Word cloud
120 seconds
What does PEMDAS stand for?
2. Slide
60 seconds
PEMDAS stands for Parentheses, Exponents, Multiplication and Division, Addition and Subtraction It helps us decide which operations to do first when solving math problems. It helps us get the same answer when solving a math problem.
PEMDAS: The Order of Operations
3. Slide
60 seconds
parentheses: symbols used to group terms together in a math expression. exponents: a number or symbol that is placed to the upper right of another number or symbol to indicate the number of times it is multiplied by itself. multiplication and division: operations that involve multiplying or dividing numbers. addition and subtraction: operations that involve adding or subtracting numbers.
Concepts:
4. Slide
60 seconds
The order of operations was first introduced by the French mathematician Albert Girard in 1629. PEMDAS stands for 'Please Excuse My Dear Aunt Sally' as a mnemonic device to help remember the order of operations. There is even a rap song about PEMDAS!
Fun facts:
5. Open question
360 seconds
Work together in pairs: Explain how PEMDAS helps you solve math problems in your own words.
6. Open question
360 seconds
Work together in pairs: How can you apply the PEMDAS rule to solve a complex equation?
7. Drawings
450 seconds
Brain break: Draw a picture of what a hybrid animal would look like if a giraffe and an elephant got mixed up!
8. Poll
60 seconds
What does PEMDAS stand for?
- Parentheses, Exponents, Multiplication, Division, Addition, Subtraction
- Parentheses, Equations, Multiplication, Division, Addition, Subtraction
- Parentheses, Exponents, Multiples, Division, Addition, Subtraction
- Parentheses, Exponents, Multiplication, Division, Alternation, Subtraction
9. Poll
120 seconds
What is the correct order of operations for PEMDAS?
- Parentheses, Exponents, Multiplication, Division, Addition, Subtraction
- Parentheses, Equations, Multiplication, Division, Addition, Subtraction
- Parentheses, Exponents, Multiples, Division, Addition, Subtraction
- Parentheses, Exponents, Multiplication, Division, Alternation, Subtraction
10. Poll
120 seconds
What is the result of 8 x (2 + 4) according to PEMDAS?
- 16
- 48
- 24
- 32
11. Poll
120 seconds
What is the result of 8 ÷ (1 + 3) according to PEMDAS?
- 16
- 1
- 2
- 4
12. Poll
120 seconds
What is the result of 2+3 x 4 according to PEMDAS?
- 14
- 20
- 8
- 4
Made with ❤️ from Norway