Book a Demo
Select a topic
NSW Stage 2 - Years 3/4 - 2021 Edition
Change textbook
1
.
N
u
m
b
e
r
a
n
d
p
l
a
c
e
v
a
l
u
e
2
.
F
o
r
w
a
r
d
s
a
n
d
b
a
c
k
w
a
r
d
s
3
.
A
d
d
i
t
i
o
n
4
.
S
u
b
t
r
a
c
t
i
o
n
5
.
A
d
d
i
t
i
o
n
a
n
d
s
u
b
t
r
a
c
t
i
o
n
6
.
M
u
l
t
i
p
l
i
c
a
t
i
o
n
s
t
r
a
t
e
g
i
e
s
7
.
M
u
l
t
i
p
l
i
c
a
t
i
o
n
a
n
d
d
i
v
i
s
i
o
n
8
.
F
r
a
c
t
i
o
n
s
9
.
D
e
c
i
m
a
l
s
1
0
.
P
a
t
t
e
r
n
s
1
1
.
T
i
m
e
1
2
.
M
e
a
s
u
r
e
m
e
n
t
1
2
.
0
1
M
e
a
s
u
r
e
a
n
d
e
s
t
i
m
a
t
e
l
e
n
g
t
h
s
1
2
.
0
2
O
r
d
e
r
a
n
d
c
o
m
p
a
r
e
l
e
n
g
t
h
s
E
X
P
L
O
R
E
:
L
e
n
g
t
h
1
2
.
0
3
C
o
m
p
a
r
e
a
r
e
a
s
1
2
.
0
4
I
d
e
n
t
i
f
y
f
r
a
c
t
i
o
n
s
i
n
a
r
e
a
s
1
2
.
0
5
F
i
n
d
a
r
e
a
s
u
s
i
n
g
a
g
r
i
d
1
2
.
0
6
O
r
d
e
r
a
n
d
c
o
m
p
a
r
e
a
r
e
a
s
E
X
P
L
O
R
E
:
A
r
e
a
1
2
.
0
7
M
e
a
s
u
r
e
a
n
d
e
s
t
i
m
a
t
e
m
a
s
s
1
2
.
0
8
O
r
d
e
r
a
n
d
c
o
m
p
a
r
e
m
a
s
s
E
X
P
L
O
R
E
:
M
a
s
s
1
2
.
0
9
O
r
d
e
r
a
n
d
c
o
m
p
a
r
e
v
o
l
u
m
e
s
1
2
.
1
0
F
i
n
d
v
o
l
u
m
e
s
u
s
i
n
g
u
n
i
t
c
u
b
e
s
1
2
.
1
1
O
r
d
e
r
a
n
d
c
o
m
p
a
r
e
v
o
l
u
m
e
1
2
.
1
2
M
e
a
s
u
r
e
a
n
d
e
s
t
i
m
a
t
e
c
a
p
a
c
i
t
y
1
2
.
1
3
O
r
d
e
r
a
n
d
c
o
m
p
a
r
e
c
a
p
a
c
i
t
y
E
X
P
L
O
R
E
:
C
a
p
a
c
i
t
y
1
2
.
1
4
M
e
a
s
u
r
e
,
e
s
t
i
m
a
t
e
,
o
r
d
e
r
a
n
d
c
o
m
p
a
r
e
t
e
m
p
e
r
a
t
u
r
e
1
3
.
S
h
a
p
e
s
a
n
d
a
n
g
l
e
s
1
4
.
S
o
l
i
d
s
1
5
.
G
r
i
d
s
a
n
d
m
a
p
s
1
6
.
D
a
t
a
1
7
.
C
h
a
n
c
e
Log in
Sign up
Book a Demo
Select a subtopic to start exploring