pages 31-60
TRANSCRIPT
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Pair of Linear Equations in Two Variables Formative Assessment Manual for Teachers
CHAPTER-3Pair of Linear Equations
in Two Variables
Learning Objectives
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Task-1: Forming a pair of linear equations in two variables
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Task-1: Crossword Puzzle Worksheet
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Formative Assessment Manual for Teachers Pair of Linear Equations in Two Variables
Some Suggested Example Cards
Card 1
Leela tells her daughter “seven years ago, I was seven times as oldwere you then. Also, three years from now, I shall be three times asold as you will be”
Card 2
The sum of the digits of a two digit number is 9. Also, nine times thisnumber is twice the number obtained by reversing the order of thedigits. Find the number.
Hint: If a two digit number is xy then how do you express it?
Recall, 26 = 2 × 10 + 6 × 1
34 = 3 × 10 + 4 × 1
43 = 4 × 10 + 3 × 1
Card 3
The cost of 2kg of apples & 1kg of grapes on a day was found to beRs.160.After a month; cost of 4kg of apples & 2kg of grapes is Rs.300.Represent this situation algebraically.
Card 4
The coach of a cricket team buys 3 bats & 6 balls for Rs.3900.Later,she buys 1 bat & 2 more balls of the same kind for Rs.1300.Representthis situation algebraically.
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Pair of Linear Equations in Two Variables Formative Assessment Manual for Teachers
Task-2: Graphical method of solving a pair of linear equations in twovariables
Solve graphically:
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Formative Assessment Manual for Teachers Pair of Linear Equations in Two Variables
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Task-3: Math Lab – Graphical method of solving a pair of linear equationsin two variables
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Task-1: Crossword Puzzle Worksheet
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Pair of Linear Equations in Two Variables Formative Assessment Manual for Teachers
Activity Task 1
Aim
Material Required
Procedure
Step 1
Step 2
Step 3
Step 4
Step 5
Step 6
Set ofequations
Type ofgraph
Type ofsolution
Conclusiona1/a2 b1/b2 c1/c2
2 - = 8
8 + 3 = -24
x y
x y
x y
x y
+ 2 = 3
4 + 3 = 2
After doing activity task 1 answer the following questions:
Q1.
Q2.
Q3.
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Formative Assessment Manual for Teachers Pair of Linear Equations in Two Variables
Q4.
Q5.
Q6.
Q7.
Q8.
Activity task 2
Step 1
Step 2
Step 3
Step 4
Step 5
Step 6
Observation Table :
Set ofequations
Type ofgraph
Type ofsolution
Conclusiona1/a2 b1/b2 c1/c2
3 - = 2
9 - 3 = 6
x y
x y
2x y
x y
+ 3 = 9
4 + 6 = 18
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Pair of Linear Equations in Two Variables Formative Assessment Manual for Teachers
After doing activity task 2 answer the following questions:
Q1.
Q2.
Q3.
Q4.
Q5.
Q6.
Q7.
Q8.
Activity Task 3
Aim
Material Required
Procedure
Step 1 :
Step 2 :
Step 3 :
Step 4 :
Step 5 :
Step 6 :
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Pair of Linear Equations in Two Variables Formative Assessment Manual for Teachers
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(I) (II)
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Formative Assessment Manual for Teachers Pair of Linear Equations in Two Variables
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(I) (II)
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Pair of Linear Equations in Two Variables Formative Assessment Manual for Teachers
Answer the following questions:
(III) (IV)
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Task-1: Crossword Puzzle Worksheet
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Formative Assessment Manual for Teachers Pair of Linear Equations in Two Variables
What is the area of shaded region in each of the following graphs?(III) (IV)
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Pair of Linear Equations in Two Variables Formative Assessment Manual for Teachers
Task-5: Elimination Method (Remedial Task)
Task Elimination method
1.
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Task-1: Crossword Puzzle Worksheet
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Formative Assessment Manual for Teachers Pair of Linear Equations in Two Variables
2.
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Pair of Linear Equations in Two Variables Formative Assessment Manual for Teachers
4.
5.
6. given
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Formative Assessment Manual for Teachers Pair of Linear Equations in Two Variables
2x + 7 ( / ) = 12
2x + ( / ) = 12
2x = 12- ( / )
2 x = ( - ) /
x = /
= /
Ans x = / , y= /
L.H.S = 5x + 2y
= (370 /31) + (64/31)
Solve 2x +7y = 12
5x +2y = 14
Solution
We have 2x + 7y =12 ----(1)
5x + 2y = 14 ----(2)
First of all we will make the coefficients of either x same in both the given equation
Here, we multiple equation (1) by 5 and equation (2) by 2.
We get,
+ = (---- 3)
+ = ----(4)
- - - subtracting (4) from (3)___________
y =
y = / ----(5)
Now, put (5) in (1) to get the value for x.
x same in both the given equation
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Formative Assessment Manual for Teachers Pair of Linear Equations in Two Variables
8.
9.
+ = − =− − − −
10.
+ −= =
11.
12.
Task-7: MCQ Worksheet
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Pair of Linear Equations in Two Variables Formative Assessment Manual for Teachers
MCQ Worksheet
1.
2.
3. =+
4.
5.
6.
7. + = − = −
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Formative Assessment Manual for Teachers Pair of Linear Equations in Two Variables
8.
9.
10. + = = +
11.
12. =−
13.
14. + =
− −
15.
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Pair of Linear Equations in Two Variables Formative Assessment Manual for Teachers
Task-7: Remedial Worksheet
1.
≠
= =
= ≠
Q.
Sol. = ≠
= ≠
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Formative Assessment Manual for Teachers Pair of Linear Equations in Two Variables
Q.
Sol. ≠
≠
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Pair of Linear Equations in Two Variables Formative Assessment Manual for Teachers
Q.
Sol. = =
= ≠
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Formative Assessment Manual for Teachers Quadratic Equations
CHAPTER-4Quadratic Equations
Learning Objectives :
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Task-1: Forming a quadratic equation
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Formative Assessment Manual for Teachers Real Numbers
CHAPTER-1Real Numbers
Learning Objectives
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Suggested Formative Assessment tasks
Task-1: Crossword Puzzle Worksheet
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Quadratic Equations Formative Assessment Manual for Teachers
Task:
Task-2: Am I a quadratic equation?
Worksheet-1
Q.1.