2. INNOVATIVE TEACHING MANUAL
Name of the teacher : Sujitha. B Std : VIII
Name of the school : ASHSS Div : G
Subject : Mathematics Strength : 41
Unit : Negative Numbers Date : 11/08/2014
Topic : Addition of negative numbers Duration : 45 Min
CURRICULAR STATEMENT
To learn the addition of negative number
CONTENT ANALYSIS
TERMS: Negative, positive numbers
FACTS: (i) In a number line the value of numbers increases from left to right.
(ii) Subtracting large number from a small number.
CONCEPT: The concept of teaching and learning addition of negative numbers.
PROCESS: The process of teaching and learning addition of negative numbers.
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LEARNING OUTCOMES
The student will be able to
(i) recall related knowledge and information about numbers
(ii) describe peculiarities of numbers
(iii) applies the above facts, concepts in new and relevant situation.
(iv) judge the appropriateness of the above concept in given problem
(v) design a new idea related to addition of negative numbers.
(vi) develops skill related to addition of negative numbers.
(vii) creates interest related to addition of negative numbers
PRE-REQUISITES : Identify the negative numbers.
LEARNING AIDS : Cut outs, Ball, Chart, Ordinary class room equipments, duster.
3. Class room Interaction Procedure Pupil Response
To check previous knowledge teacher asks 3-
5 is _____
Students say 3-5 is -2
Activity 1
Teacher says the following figure shows a
string of different colour. Find out the answers
for questions. Suppose the given figure is a
number line.
-4 -3 -2 -1 0 +1 +2 +3 +4
(i) Which position has yellow colour?
(ii) Which position has green colour?
(iii) Which position has red colour?
(iv) Which position has blue colour?
Students observe.
Students do the problem
The position is -3
The position is 1
The position is 2
The position is -4
Ativity -2
Teacher says that the following figure shows
a string of different colour. and the numbers
corresponding to each colour shows its score
Find out the answers for questions. Suppose
the given figure is a number line
i) Which colour has highest score
ii) Which colour has lowest score
iii) Among yellow and black which colour has
highest score
iv) Among red and blue which color has highest
score
Teacher again confirms the concept in a
number line the value is increasing from left to
right.
Students observe.
Students do the problem
i) Violet
ii) Red
iii) Black
iv) Blue
4. Activity 3
Teacher given different colours of balls for
each groups. Then told to subtract certain
colour of balls from the other colours of balls.
.
Group 1
Group 2
Group 3
Students actively participated in group
activity.
Group 1 Answers
Yellow Ball = 2
Blue Ball = 3
2-3 = -1
Group 2 Answers
Red Ball = 4
Green Ball = 5
4-5 = -1
Group 3 Answers
Blue ball = 2
Yellow ball = 4
2-4 = -2
Application
(i) 11-79
(ii) 20-50
(iii) 26-73
(iv) 48-84
(v) 16-25
(i) 11-79 = -68
(ii) 20-50 = -30
(iii) 26-73 = -47
(iv) 48-84 =-34
(v) 16-25 = -9
5. Review
(i) 5-3+1
(ii) 2-4-1+2
Follow up activity
Find
(i) 5-6+2-4
(ii) 3-5+6-1
(iii) 4-7+8-1
(iv) 6-5+1-1
(i) 5-3+1 = 3
(ii) 2-4-1+2=-1