Page 16 - vectormsint_catalogue

Sample pages

3 Subtraction to 10 Subtraction to 10 3 3
Play with Maths A, Student’s Book Play with Maths A, Student’s Book
example 2 There are 9 birds in a tree. activity 2a Ben has 8 tools.
There are 9 birds in a tree.
There are 9 birds in a tree.
There are 9 birds in a tree.
There are 9 birds in a tree.
There are 9 birds in a tree.
There are 9 birds in a tree.
There are 9 birds in a tree.
There are 9 birds in a tree.
There are 9 birds in a tree.
There are 9 birds in a tree.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
There are 9 birds in a tree.
There are 9 birds in a tree.
There are 9 birds in a tree.
There are 9 birds in a tree.
There are 9 birds in a tree.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
There are 9 birds in a tree.
There are 9 birds in a tree.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
Suddenly 3 of them fl y away. He loses 1 tool.
Suddenly 3 of them fl
Suddenly 3 of them fl
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
y away.
y away.
y away.
y away.
y away.
y away.
y away.
y away.
y away.
y away.
y away.
y away.
y away.
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl y away.
y away.
y away.
y away.
y away.
y away.
y away.
y away.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
How many birds are there left? How many tools does he have left?
How many birds are there left?
How many birds are there left?
step 1 Cross out the squares to show the birds that step 1 Cross out the squares to show the tools he loses.
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
fly away.
9 birds 8 tools
3 birds 1 tool
step 2 Complete the numbers on the bar model. step 2 Complete the numbers on the bar model.
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
9
3 ? ?
step 3 Write the number sentence. step 3 Write the number sentence.
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
9 – 3 = 6 – =
nswer
nswer
nswer
A A A A A A A A A
Answer There are birds left. A A A A A A A nswer He has tools left.
6
nswer
nswer
nswer
nswer
nswer
nswer
nswer
nswer
nswer
nswer
Answer
nswer
nswer
26
26
26
27
27
26 27
26
27
27
26
26
26
27
3. Subtraction to 10 3. Subtraction to 10
3 3 Subtraction to 10 Subtraction to 10 3 3 3 Students have learnt to:
example 2 There are 9 birds in a tree. activity 2a Ben has 8 tools.
There are 9 birds in a tree.
Ben has 8 tools.
There are 9 birds in a tree.
There are 9 birds in a tree.
There are 9 birds in a tree.
There are 9 birds in a tree.
There are 9 birds in a tree.
There are 9 birds in a tree.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
There are 9 birds in a tree.
There are 9 birds in a tree.
There are 9 birds in a tree.
There are 9 birds in a tree.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
There are 9 birds in a tree.
There are 9 birds in a tree.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
Ben has 8 tools.
There are 9 birds in a tree.
There are 9 birds in a tree.
There are 9 birds in a tree.
There are 9 birds in a tree.
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
y away.
y away.
y away.
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl y away.
y away.
y away.
y away.
y away.
y away.
y away.
y away.
y away.
y away.
y away.
y away.
y away.
y away.
y away.
y away.
y away.
y away.
He loses 1 tool.
He loses 1 tool.
Suddenly 3 of them fl
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl y away. He loses 1 tool.
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
Suddenly 3 of them fl
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
He loses 1 tool.
How many birds are there left?
How many birds are there left? How many tools does he have left? 3 3 subtract objects from a group to find out how many are left.
How many birds are there left?
3 3 calculate subtractions that equal to 10.
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step
step Cross out the squares to show the birds that step 1 Cross out the squares to show the tools he loses. 3 3 complete bar models for subtraction.
step
step 1
step
fly away.
9 birds 8 tools 3 3 find out the number of objects in a group that are remaining after some are taken away.
3 birds 1 tool
step
step
step
step
step
step
step
step
step
step
step
step 2
step
step
step
step
step
step
step
step
step
step
step Complete the numbers on the bar model. step 2 Complete the numbers on the bar model. Play with Maths A, Teacher’s Book Play with Maths A, Teacher’s Book
step
step
9
3 ? ?
step
step
step
step
step
step
step
step
step
step
step
step
step
step 3
step
step 3
step
step
step Write the number sentence. step Write the number sentence.
step
step
step
step
step
9 – 3 = 6 – =
nswer
nswer
nswer
6
nswer
nswer
nswer
nswer
nswer
nswer
nswer
nswer
Answer There are birds left. A A A A A A A Answer He has tools left. Game Time!
A A A A A A A A A
nswer
nswer
nswer
nswer
nswer
26 26 26 26 26 26 26 26 26 27 27 27 27
w and cut out 5 t
g. 7 fish).
g. 7 fish).
o dr
w and cut out 5 t
o 10 fish (e.
o dr
Ask one S in each pair t
o 10 fish (e.
Ask one S in each pair t
• Ask one S in each pair to draw and cut out 5 to 10 fish (e.g. 7 fish).
Ask one S in each pair t
Flashcards (example 2) Flashcards (activity 2a) • Divide Ss into pairs. o dr a a a w and cut out 5 t o 10 fish (e. g. 7 fish).
a
• left • left • Ask the other S in each pair to draw a fish net and write a number up to 5 on it (e.g. 4).
w a fish net and writ
g. 4).
o dr
g. 4).
o dr
g. 4).
o 5 on it (e.
w a fish net and writ
a
o dr
a
e a number up t

Ask the other S in each pair t
w a fish net and writ
Ask the other S in each pair t

Ask the other S in each pair t

e a number up t
e a number up t
o 5 on it (e.
o 5 on it (e.
t S in each pair t
t S in each pair t
• Ask the first S in each pair to put the number of fish shown on the net in it (e.g. 4).
wn on the net in it (e.
wn on the net in it (e.
o put the number of fish sho
o put the number of fish sho
g. 4).
Ask the firs
Ask the firs
g. 4).
Common Di iculty Hands in action

a
a
y t

S
S
y t
s ‘
The pair that has 3 fish left wins a point!’.
The pair that has 3 fish left wins a point!’.
o S
o S
s ‘
7 Ss may think that removing or taking away objects Divide Ss into groups. Ask each group to draw up to 10 • Say to Ss ‘The pair that has 3 fish left wins a point!’.
a
w up t
o 10
vide S
Di
oups
s int
o gr
. Ask each gr
o dr
oup t
from a set does not mean subtracting them, as they flowers and a basket. Ask Ss in each group to cut them • Ask pairs to count whether they have 3 fish left to win a point. . .
w
oup t
ers and a bask
o cut them
s in each gr
flo
. Ask S
et
o c
Ask pairs t
Ask pairs t
o c
o win a point
o win a point
e 3 fish left t
v
y ha
e 3 fish left t
v
ount whether the
ount whether the
y ha
are not destroyed nor used up. out and plac e the flo w ers in the bask et . Ask t w o S s in
out and place the flowers in the basket. Ask two Ss in
each group to take turns to take some flowers out of
each gr oup t o tak e tur ns t o tak e some flo w ers out of • Repeat the activity by having Ss write another number
ti
s writ
s writ
vit
vit
ti
epeat the ac
e another number
e another number
R
R
epeat the ac
y b
ving S
ving S
y ha
y ha
y b
the basket and have the other Ss in the group count on the net and by saying the number of fish left that
on the net and b
y sa
ying the number of fish left that
on the net and b
on the net and b
y sa
ying the number of fish left that
ying the number of fish left that
y sa
how many flowers are left in their basket.
v
o win a point
a pair should have in order to win a point. .

der t
a pair should ha
e in or
not subtraction
Ha
v
ount the point
y w
s the
e pairs c
on.
8 tools • Have pairs count the points they won.
3 Explain to Ss that we subtract every time we have • The pair with the most points wins. .
s
The pair with the mo
s wins
t point
a set of objects and we remove some objects from
the set
the set. .
1 tool
8
5 - 2 1 ?
8 – 1 = 7
He has 7 tools left.
18
18
14
Vector-Catalogue-2026_Maths.indd 14 4/2/2026 10:34:32 πµ
4/2/2026 10:34:32 πµ
Vector-Catalogue-2026_Maths.indd 14