2F Solving Worded problems
LEARNING INTENTION:
To decipher worded questions and solve for the unknown using linear algebra.
SUCCESS CRITERIA:
- I can interpret a worded question and know what it is asking for
- I can use the information in the question and apply linear algebra to solve for unknown value
- I can use inverse BIDMAS rules to make 'x' the subject.
- I can use opposite operations
EXERCISES FROM TEXT
Ex 2F: Fluency: 2- 8(1/2), 10
Problem Solving: 11, 13, 14, 16
Reasoning: 17, 18
Enrichment: 20, 22
To decipher worded questions and solve for the unknown using linear algebra.
SUCCESS CRITERIA:
- I can interpret a worded question and know what it is asking for
- I can use the information in the question and apply linear algebra to solve for unknown value
- I can use inverse BIDMAS rules to make 'x' the subject.
- I can use opposite operations
EXERCISES FROM TEXT
Ex 2F: Fluency: 2- 8(1/2), 10
Problem Solving: 11, 13, 14, 16
Reasoning: 17, 18
Enrichment: 20, 22
1. Read the problem - what is the question asking?
2. Find the variable and label (x) or any appropriate letter - this is what you are looking for 3. Write an equation to show the relationship between your variable (unknown) and the facts in the question 4. Substitute any known values into the equation 5. Solve the equation 6. Answer the question in a sentence |