GIVE AND TAKE �CLASS II�MATHS
14
17
20
16
Mental starter
There are 6 people at a bus stop. A bus comes along and 3 people get on. How many people are left waiting?
With a partner discuss and solve this problem
The story of 5 teddy bears
Once there were 5 teddy bears
1
2
3
4
5
1 fell off the shelf …
… then there were
4
1
2
3
4
5 subtract 1 equals
4
1
2
3
4
5
-
1
=
4
1
2
3
4
7
1
3
2
4
5
6
7
- 3
=
4
1
2
3
4
Storyboard subtraction - Circles
Bead subtraction – Triangles
Toy box subtraction - Squares
Number line subtraction - Diamonds
1 2 3 4 5 6 7 8 9 10
Find the difference between 2 numbers
Lets find the difference �between 7 and 2
7
6
1
2
3
4
5
2
1
The difference is 5.
The red tower has 5 more blocks
The difference between 7 and 2 is 5
The difference between 2 and 7 is 5
What is the difference between 8 and 5?
7
6
1
2
3
4
5
8
5
4
3
2
1
The
difference
between 8 and 5 is 3
There are 3 more red blocks.
6
1
2
3
4
5
2
1
What is the
difference
between 2 and 6?
The
difference
is 4
There are 4 more green blocks
9
6
7
8
4
3
5
1
2
1
What is the
difference
between 9 and 1?
The difference
between 9 and 1 is
8
There are 8 more yellow blocks
12
9
10
11
8
7
6
5
2
3
4
1
5
3
4
2
1
What is the
difference
between 5 and 12?
The
difference
between 5 and 12 is 7
There are 7 more green blocks.
10
9
5
8
7
6
1
2
3
4
4
3
2
1
What is the difference between
4 and 10?
The difference is 6
There are 6 more yellow blocks
Now try these…..
6
5
4
3
2
1
2
1
The difference between 6 and 2 is
4
11
7
5
6
4
2
3
9
10
8
1
8
7
4
3
2
6
5
1
The difference between 8 and 11 is
3
Can you think of any other ways to find the
difference?
Count on from the smaller number
Take the smaller number away from the bigger number
Plenary
4
20
3
26
30
50
53
4
20
3
Round UP to a
multiple of 10
Jump to the
nearest multiple
of 10
+
+
=
53
-
26
=
27
27
3
10
2
27
30
40
42
3
10
2
Round UP to a
multiple of 10
Jump to the
nearest multiple
of 10
+
+
=
42
-
27
=
15
15
6
20
8
34
40
60
68
6
20
8
Round UP to a
multiple of 10
Jump to the
nearest multiple
of 10
+
+
=
68
-
34
=
34
34
4
30
9
46
50
80
89
4
30
9
Round UP to a
multiple of 10
Jump to the
nearest multiple
of 10
+
+
=
89
-
46
=
43
43
�On 15th August there was a kite flying competition in our school
Count the red and yellow kites separately.
Red kites = 9
Yellow kites =8
TOTAL KITES = ?
Children love fishes .Do you love fishes?
There were 12 fishes in the pond.14 more fishes come from another pond.
�Total fishes in the pond now�
12 10 1 1
+14 10 1 1 1 1
26 10 10 1 1 1 1
1 1
There are so many trees in the garden. Some are big and some are small
Count the total number of trees
There are 17 trees .Due to heavy rain 5 trees fell down. How many left?
Bunny and his friend love balloons. They are playing with balloons.
How many balloons they have?
They had 9 balloons.3 of them flew away. How many balloons are left?
There are so many stars in the sky at night
Count the brighter and the faded stars
Brighter stars =7
Faded stars = 9
Total stars = 16
���Ammy loves drawing.She has Rs.25. she bought colours for Rs.13.
��How much money left with her?�
25 10 10 1 1 1 1 1
-13 10 1 1 1
12 10 1 1