Book a Demo
Topics
1
W
h
o
l
e
n
u
m
b
e
r
s
1
.
0
1
T
h
e
f
o
u
r
o
p
e
r
a
t
i
o
n
s
1
.
0
2
O
r
d
e
r
o
f
o
p
e
r
a
t
i
o
n
s
w
i
t
h
w
h
o
l
e
n
u
m
b
e
r
s
1
.
0
3
C
h
e
c
k
i
n
g
r
e
a
s
o
n
a
b
l
e
n
e
s
s
1
.
0
4
U
s
i
n
g
t
e
c
h
n
o
l
o
g
y
f
o
r
o
p
e
r
a
t
i
o
n
s
w
i
t
h
w
h
o
l
e
n
u
m
b
e
r
s
1
.
0
5
W
r
i
t
i
n
g
m
a
t
h
e
m
a
t
i
c
a
l
s
t
a
t
e
m
e
n
t
s
w
i
t
h
w
h
o
l
e
n
u
m
b
e
r
s
1
.
0
6
S
o
l
v
i
n
g
c
o
n
t
e
x
t
u
a
l
p
r
o
b
l
e
m
s
w
i
t
h
w
h
o
l
e
n
u
m
b
e
r
s
1
.
0
7
N
u
m
b
e
r
o
p
e
r
a
t
i
o
n
p
r
o
p
e
r
t
i
e
s
1
.
0
8
S
q
u
a
r
e
r
o
o
t
s
a
n
d
p
e
r
f
e
c
t
s
q
u
a
r
e
s
1
.
0
9
P
o
w
e
r
s
o
f
w
h
o
l
e
n
u
m
b
e
r
s
1
.
1
0
F
a
c
t
o
r
s
a
n
d
m
u
l
t
i
p
l
e
s
1
.
1
1
P
r
i
m
e
f
a
c
t
o
r
i
s
a
t
i
o
n
s
I
n
v
e
s
t
i
g
a
t
i
o
n
:
C
e
l
t
i
c
k
n
o
t
s
Lesson
1
.
1
2
H
C
F
a
n
d
L
C
M
I
n
v
e
s
t
i
g
a
t
i
o
n
:
T
h
e
S
i
e
v
e
o
f
E
r
a
t
o
s
t
h
e
n
e
s
Log in
Sign up
Book a Demo
Australia
NSW
Stage 4
Investigation: Celtic knots
Lesson
What is Mathspace
About Mathspace
