NCERT Textbook - Fun With Give And Take | Mathematics for Class 3: NCERT PDF Download

 Page 1


76
Guess...
To win India needs
(a) more than 100 runs
(b) less than 100 runs
Cricket Match
In a cricket match, Sri Lanka made 235
runs.
India has made 123 runs. How many
more runs does India need to win?
To win India must make 236 runs.
Runs India needs to win:
236 – 123 = ?
Fun with Give and Take
6
Runs to win
Runs by India  –
Runs needed
Let's subtract
by first taking away    s
from     s
To win India must make 113 runs
So we are left with
2019-2020
Page 2


76
Guess...
To win India needs
(a) more than 100 runs
(b) less than 100 runs
Cricket Match
In a cricket match, Sri Lanka made 235
runs.
India has made 123 runs. How many
more runs does India need to win?
To win India must make 236 runs.
Runs India needs to win:
236 – 123 = ?
Fun with Give and Take
6
Runs to win
Runs by India  –
Runs needed
Let's subtract
by first taking away    s
from     s
To win India must make 113 runs
So we are left with
2019-2020
77
Money in
Geeta's purse
Cost of book –
Try it Yourself
Geeta had Rs 368 in her purse.
She bought a book for Rs 123.
How much money is left in her purse?
Money left in her purse is Rs 368 – Rs 123 = ?
The teacher should discuss with students which number is to be placed above and why.
(a) more than 200
(b) less than 200
Guess...
Money left in Geeta's purse is
2019-2020
Page 3


76
Guess...
To win India needs
(a) more than 100 runs
(b) less than 100 runs
Cricket Match
In a cricket match, Sri Lanka made 235
runs.
India has made 123 runs. How many
more runs does India need to win?
To win India must make 236 runs.
Runs India needs to win:
236 – 123 = ?
Fun with Give and Take
6
Runs to win
Runs by India  –
Runs needed
Let's subtract
by first taking away    s
from     s
To win India must make 113 runs
So we are left with
2019-2020
77
Money in
Geeta's purse
Cost of book –
Try it Yourself
Geeta had Rs 368 in her purse.
She bought a book for Rs 123.
How much money is left in her purse?
Money left in her purse is Rs 368 – Rs 123 = ?
The teacher should discuss with students which number is to be placed above and why.
(a) more than 200
(b) less than 200
Guess...
Money left in Geeta's purse is
2019-2020
78
Money
Nabeela had
Now we have fifteen     s
We cannot take seven     s from five     s
So borrow
is
Cost of
Ghee         –
–
Can You Help Nabeela?
Nabeela's mother sent her to the market to buy some things.
She gave her Rs 245. Nabeela bought 1 kg ghee for Rs 127. The
shopkeeper gave her back Rs 98.
(Kilogram is written as kg.)
Let's find out.
Did the shopkeeper give her
the right amount?
2019-2020
Page 4


76
Guess...
To win India needs
(a) more than 100 runs
(b) less than 100 runs
Cricket Match
In a cricket match, Sri Lanka made 235
runs.
India has made 123 runs. How many
more runs does India need to win?
To win India must make 236 runs.
Runs India needs to win:
236 – 123 = ?
Fun with Give and Take
6
Runs to win
Runs by India  –
Runs needed
Let's subtract
by first taking away    s
from     s
To win India must make 113 runs
So we are left with
2019-2020
77
Money in
Geeta's purse
Cost of book –
Try it Yourself
Geeta had Rs 368 in her purse.
She bought a book for Rs 123.
How much money is left in her purse?
Money left in her purse is Rs 368 – Rs 123 = ?
The teacher should discuss with students which number is to be placed above and why.
(a) more than 200
(b) less than 200
Guess...
Money left in Geeta's purse is
2019-2020
78
Money
Nabeela had
Now we have fifteen     s
We cannot take seven     s from five     s
So borrow
is
Cost of
Ghee         –
–
Can You Help Nabeela?
Nabeela's mother sent her to the market to buy some things.
She gave her Rs 245. Nabeela bought 1 kg ghee for Rs 127. The
shopkeeper gave her back Rs 98.
(Kilogram is written as kg.)
Let's find out.
Did the shopkeeper give her
the right amount?
2019-2020
79
How much more money should the shopkeeper give Nabeela?
The shopkeeper had to give Nabeela Rs 118.
So tokens left are
Now take away   s.
Only one       left.
From fifteen    s take
away seven    s. Only
eight     s left.
Now take away   s.
Only one     left.
2019-2020
Page 5


76
Guess...
To win India needs
(a) more than 100 runs
(b) less than 100 runs
Cricket Match
In a cricket match, Sri Lanka made 235
runs.
India has made 123 runs. How many
more runs does India need to win?
To win India must make 236 runs.
Runs India needs to win:
236 – 123 = ?
Fun with Give and Take
6
Runs to win
Runs by India  –
Runs needed
Let's subtract
by first taking away    s
from     s
To win India must make 113 runs
So we are left with
2019-2020
77
Money in
Geeta's purse
Cost of book –
Try it Yourself
Geeta had Rs 368 in her purse.
She bought a book for Rs 123.
How much money is left in her purse?
Money left in her purse is Rs 368 – Rs 123 = ?
The teacher should discuss with students which number is to be placed above and why.
(a) more than 200
(b) less than 200
Guess...
Money left in Geeta's purse is
2019-2020
78
Money
Nabeela had
Now we have fifteen     s
We cannot take seven     s from five     s
So borrow
is
Cost of
Ghee         –
–
Can You Help Nabeela?
Nabeela's mother sent her to the market to buy some things.
She gave her Rs 245. Nabeela bought 1 kg ghee for Rs 127. The
shopkeeper gave her back Rs 98.
(Kilogram is written as kg.)
Let's find out.
Did the shopkeeper give her
the right amount?
2019-2020
79
How much more money should the shopkeeper give Nabeela?
The shopkeeper had to give Nabeela Rs 118.
So tokens left are
Now take away   s.
Only one       left.
From fifteen    s take
away seven    s. Only
eight     s left.
Now take away   s.
Only one     left.
2019-2020
80
1 0
3
5
3
1
7
4
1
–
1
Practice Time
1. Baby tortoise is 33 years old. Mummy tortoise is 150 years
old. How much younger is Baby tortoise than Mummy
tortoise?
Age of Mummy tortoise:   150   years
Age of Baby tortoise:   33   years
Baby tortoise is 117 years younger than Mummy tortoise.
2. Arvind has read 69 pages of a story book. Gouri has read 95
pages of that story book. Who has read more pages and how
many more?
T eachers should motivate students to decide which operation they have to use to solve a problem.
More such exercises can be given where students decide the appropriate operation.
5
9
–
9
6
2019-2020