SELF DESIGNED INNOVATIVE LESSON

Name of the teacher: Saranya. V.S Standard : viii

Name of the school : G.G.H.S.S,Pattom Division : A

Subject : Mathematics Strength : 35

Unit :Negative numbers Date : 23/7/2014

Subunit :Addtion of negative numbers Duration : 40 mints

CURRICULAR STATEMENT

To learn about the addition of negativenumbers

CONTENT ANALYSIS

TERMS : Negative, positive, numbers.

FACTS : Subtracting a large number from a small number gives negative number

CONCEPT : The concept of teaching and learning addition of negative numbers.

PRINCIPLE : The principle of teaching and learning addition of negative numbers.

PROCESS : The process of teaching and learning addition of negative numbers.

PROCESS SKILLS :Observing ,measuring ,inferring ,comparing.

SYMBOL : -, +

LEARNING OUTCOMES

The pupil :

i. remembers the above facts, concepts related to addition of negative numbers.

ii. develops understanding on the above facts ,concepts related to addition of

negative numbers.

iii. applies the above facts, concept in new and relevant situation.

iv. discriminates the above facts and concept related to addition of negative

numbers.

v. detects the above facts concept related to addition of negative numbers.

vi. design a new idea related to addition of negative numbers.

vii. develop skill related to addition of negative numbers.

viii. create interests in solving problem on addition of negative numbers.

PRE_REQUISITES : Identifying negative numbers.

LEARNING-AIDS : Cut outs, sequences, chart, coins, ordinary class room equipments-

chalk, duster.

LEARNING STRATEGIES: Group discussion, group activity method.

INTERACTION PROCEDURE PUPIL RESPONSES

Introduction

To check the previous knowledge teacher asks

what is 3-2 ?

2-3 ?

ACTIVITY 1

Teacher says the following figure shows temperature

of different regions. Suppose the figure is a number

line. Find the answers for the following questions.

C B E F G H D I A

-4 -3 -2 -1 0 +1 +2 +3 +4

Pupil says 3-2 = 1

2-3= -1

Pupil says the answers

1) Temperature increases from left to right

2) Place A has very high temperature.

3) Place C has very low temperature.

4) +2

1) Is the temperature decrease or increase from left to

right?

2) which place has very high temperature.?

3) which place has very low temperature.?

4) Temperature of place D is ?

ACTIVITY 2

Teacher divides the students in to five groups then

gives different colours of sequences for each groups

Group 1

●●●● ●●●●●●

Red number of sequence –Greennumber

ofsequences=

Group2

●●●●●●●●●●●●●●

yellow number of sequence –Red numberof sequence

=

Group3

●●●●● ●●●●●●●●

Blacknumber of sequence –Bluenumberof sequences=

Group4

●●●●● ●●●●●●●●●

Students actively participated in the group activity

Group1 answers

4-6= -2

Group 2 answers

6-8=-2

Group 3 answers

5-8=-3

Group 4 answers

5-9=-4

Group 5answers

4-7=-3

Orange number of sequence-Green number of

sequences=

Group5

●●●● ●●●●●●●●

Red number of sequence –Green numberof

sequences=

Teacher says now we are going to play a game.

teacher will give you coins for each group you should

toss the coin. For a head you will get 5 points and a

tail you will loss 2 points.

Teacher asks can we play….?

ACTIVITY3

Teacher presents a chart.

CHART

GROUP

NO:

TRAILS TOTAL

1 Head

Tail

2 Head

Tail

3 Head

Tail

4 Head

Tail

5 Head

Tail

CLASS-ASSIGNMENT

1) 2-5-4-6

2) 7-3-4

3) 8-3-2-5

REVIEW

What is 3-7

5-8

Students keenly observe the teacher

Students says yes.

Students fill the chart..

GROUP

NO:

TRAILS TOTAL

1 Head 5 -3

Tail 2 2 2 2

2 Head 5 5 4

Tail 2 2 2

3 Head 5 -3

Tail 2 2 2 2

4 Head 5 5 5 5 18

Tail 2

5 Head 5 5 4

Tail 2 2 2

Students do the problem and write the answers

1) -13

2) 0

3) -2

Students says the answers

3-7 = -4

5-8 = -3

FOLLOW-UP-ACTIVITY

HOME-ASSIGNMENT

Find 1)5-6+2

2)8-2+5

3)4-5+6

ENRICHMENT_ACTIVITY

Suppose you have an amount of Rs 100 but your

friend need Rs 150.you bought 50 rupees from

another one and gave it to your friend. Now the

amount with you? How will you represent the

situation using negative numbers?