Book a Demo
Topics
D
e
c
i
m
a
l
s
N
u
m
b
e
r
s
,
w
o
r
d
s
a
n
d
s
y
m
b
o
l
s
(
t
h
o
u
s
a
n
d
t
h
s
)
N
u
m
b
e
r
l
i
n
e
s
a
n
d
d
e
c
i
m
a
l
s
(
t
h
o
u
s
a
n
d
t
h
s
)
C
o
n
v
e
r
t
t
h
o
u
s
a
n
d
t
h
s
b
e
t
w
e
e
n
f
r
a
c
t
i
o
n
s
a
n
d
d
e
c
i
m
a
l
s
P
a
r
t
i
t
i
o
n
n
u
m
b
e
r
s
w
i
t
h
d
e
c
i
m
a
l
s
i
n
t
h
o
u
s
a
n
d
t
h
s
C
o
n
s
t
r
u
c
t
n
u
m
b
e
r
s
w
i
t
h
d
e
c
i
m
a
l
s
i
n
t
h
o
u
s
a
n
d
t
h
s
N
u
m
b
e
r
l
i
n
e
s
d
e
c
i
m
a
l
s
a
n
d
f
r
a
c
t
i
o
n
s
(
t
h
o
u
s
a
n
d
t
h
s
)
C
o
m
p
a
r
e
n
u
m
b
e
r
s
w
i
t
h
d
e
c
i
m
a
l
s
i
n
t
h
o
u
s
a
n
d
t
h
s
C
o
m
p
a
r
e
f
r
a
c
t
i
o
n
s
a
n
d
n
u
m
b
e
r
s
w
i
t
h
d
e
c
i
m
a
l
s
i
n
h
u
n
d
r
e
d
t
h
s
C
o
m
p
a
r
e
f
r
a
c
t
i
o
n
s
a
n
d
n
u
m
b
e
r
s
w
i
t
h
d
e
c
i
m
a
l
s
i
n
t
h
o
u
s
a
n
d
t
h
s
O
r
d
e
r
d
e
c
i
m
a
l
n
u
m
b
e
r
s
w
i
t
h
t
h
o
u
s
a
n
d
t
h
s
V
i
s
u
a
l
i
s
i
n
g
D
e
c
i
m
a
l
s
(
I
n
v
e
s
t
i
g
a
t
i
o
n
)
C
o
n
v
e
r
t
t
e
n
t
h
s
a
n
d
h
u
n
d
r
e
d
t
h
s
b
e
t
w
e
e
n
s
i
m
p
l
i
f
i
e
d
f
r
a
c
t
i
o
n
s
a
n
d
d
e
c
i
m
a
l
s
C
o
n
v
e
r
t
t
h
o
u
s
a
n
d
t
h
s
b
e
t
w
e
e
n
s
i
m
p
l
i
f
i
e
d
f
r
a
c
t
i
o
n
s
a
n
d
d
e
c
i
m
a
l
s
C
o
n
v
e
r
t
b
e
t
w
e
e
n
b
e
n
c
h
m
a
r
k
d
e
c
i
m
a
l
s
a
n
d
f
r
a
c
t
i
o
n
s
C
o
m
p
a
r
e
n
u
m
b
e
r
s
w
i
t
h
d
e
c
i
m
a
l
c
o
m
p
o
n
e
n
t
s
b
e
y
o
n
d
t
h
o
u
s
a
n
d
t
h
s
A
d
d
s
i
n
g
l
e
d
i
g
i
t
n
u
m
b
e
r
s
w
i
t
h
d
e
c
i
m
a
l
v
a
l
u
e
s
i
n
t
e
n
t
h
s
A
d
d
s
i
n
g
l
e
d
i
g
i
t
n
u
m
b
e
r
s
w
i
t
h
d
e
c
i
m
a
l
v
a
l
u
e
s
i
n
h
u
n
d
r
e
d
t
h
s
A
d
d
d
o
u
b
l
e
d
i
g
i
t
n
u
m
b
e
r
s
w
i
t
h
d
e
c
i
m
a
l
v
a
l
u
e
s
i
n
h
u
n
d
r
e
d
t
h
s
A
d
d
s
i
n
g
l
e
d
i
g
i
t
n
u
m
b
e
r
s
w
i
t
h
d
e
c
i
m
a
l
v
a
l
u
e
s
i
n
t
h
o
u
s
a
n
d
t
h
s
A
d
d
l
a
r
g
e
n
u
m
b
e
r
s
w
i
t
h
d
e
c
i
m
a
l
v
a
l
u
e
s
i
n
t
h
o
u
s
d
a
n
t
h
s
A
d
d
n
u
m
b
e
r
s
w
i
t
h
d
e
c
i
m
a
l
v
a
l
u
e
s
u
s
i
n
g
s
t
a
n
d
a
r
d
a
l
g
o
r
i
t
h
m
S
u
b
t
r
a
c
t
s
i
n
g
l
e
d
i
g
i
t
n
u
m
b
e
r
s
w
i
t
h
d
e
c
i
m
a
l
s
i
n
t
e
n
t
h
s
o
r
h
u
n
d
r
e
d
t
h
s
S
u
b
t
r
a
c
t
d
o
u
b
l
e
d
i
g
i
t
n
u
m
b
e
r
s
w
i
t
h
d
e
c
i
m
a
l
s
i
n
t
e
n
t
h
s
o
r
h
u
n
d
r
e
d
t
h
s
S
u
b
t
r
a
c
t
s
i
n
g
l
e
o
r
d
o
u
b
l
e
d
i
g
i
t
n
u
m
b
e
r
s
w
i
t
h
a
t
l
e
a
s
t
1
n
u
m
b
e
r
w
i
t
h
h
u
n
d
r
e
d
t
h
s
p
l
a
c
e
S
u
b
t
r
a
c
t
n
u
m
b
e
r
s
w
i
t
h
d
e
c
i
m
a
l
s
u
s
i
n
g
t
h
e
s
t
a
n
d
a
r
d
s
u
b
t
r
a
c
t
i
o
n
a
l
g
o
r
i
t
h
m
S
o
l
v
e
p
r
o
b
l
e
m
s
u
s
i
n
g
m
o
d
e
l
s
i
n
v
o
l
v
i
n
g
a
d
d
i
t
i
o
n
o
r
s
u
b
t
r
a
c
t
i
o
n
o
f
d
e
c
i
m
a
l
n
u
m
b
e
r
s
C
o
m
p
a
r
i
n
g
a
d
d
i
t
i
o
n
o
r
s
u
b
t
r
a
c
t
i
o
n
s
t
a
t
e
m
e
n
t
s
i
n
v
o
l
v
i
n
g
d
e
c
i
m
a
l
s
a
n
d
f
r
a
c
t
i
o
n
s
A
d
d
t
h
r
e
e
o
r
m
o
r
e
d
e
c
i
m
a
l
s
A
d
d
o
r
s
u
b
t
r
a
c
t
n
u
m
b
e
r
s
a
s
d
e
c
i
m
a
l
s
o
r
f
r
a
c
t
i
o
n
s
a
n
d
c
o
n
v
e
r
t
a
n
s
w
e
r
s
S
o
l
v
e
p
r
o
b
l
e
m
s
i
n
v
o
l
v
i
n
g
b
o
t
h
a
n
a
d
d
i
t
i
o
n
a
n
d
a
s
u
b
t
r
a
c
t
i
o
n
C
o
m
p
l
e
t
e
a
d
d
i
t
i
o
n
o
r
s
u
b
t
r
a
c
t
i
o
n
s
t
a
t
e
m
e
n
t
s
t
o
m
a
k
e
a
t
a
r
g
e
t
n
u
m
b
e
r
M
a
k
e
t
h
e
s
t
a
t
e
m
e
n
t
t
r
u
e
(
a
d
d
/
s
u
b
)
Lesson
Practice
S
o
l
v
e
p
r
o
b
l
e
m
s
i
n
v
o
l
v
i
n
g
a
d
d
i
t
i
o
n
o
r
s
u
b
t
r
a
c
t
i
o
n
o
f
d
e
c
i
m
a
l
n
u
m
b
e
r
s
M
u
l
t
i
p
l
y
n
u
m
b
e
r
s
w
i
t
h
d
e
c
i
m
a
l
s
b
y
p
o
w
e
r
s
o
f
1
0
D
i
v
i
d
e
n
u
m
b
e
r
s
w
i
t
h
d
e
c
i
m
a
l
s
b
y
p
o
w
e
r
s
o
f
1
0
M
u
l
t
i
p
l
y
a
n
d
d
i
v
i
d
e
n
u
m
b
e
r
s
w
i
t
h
d
e
c
i
m
a
l
s
b
y
p
o
w
e
r
s
o
f
1
0
M
u
l
t
i
p
l
y
n
u
m
b
e
r
s
w
i
t
h
t
e
n
t
h
s
b
y
s
i
n
g
l
e
d
i
g
i
t
n
u
m
b
e
r
s
M
u
l
t
i
p
l
y
n
u
m
b
e
r
s
w
i
t
h
h
u
n
d
r
e
d
t
h
s
b
y
s
i
n
g
l
e
d
i
g
i
t
n
u
m
b
e
r
s
M
u
l
t
i
p
l
y
n
u
m
b
e
r
s
w
i
t
h
d
e
c
i
m
a
l
s
b
y
d
o
u
b
l
e
d
i
g
i
t
n
u
m
b
e
r
s
M
u
l
t
i
p
l
y
n
u
m
b
e
r
s
w
i
t
h
d
e
c
i
m
a
l
s
b
y
w
h
o
l
e
n
u
m
b
e
r
s
u
s
i
n
g
t
h
e
a
l
g
o
r
i
t
h
m
F
i
n
d
a
d
e
c
i
m
a
l
p
r
o
p
o
r
t
i
o
n
o
f
a
q
u
a
n
t
i
t
y
D
i
v
i
d
e
3
d
i
g
i
t
n
u
m
b
e
r
b
y
1
d
i
g
i
t
n
u
m
b
e
r
r
e
s
u
l
t
i
n
g
i
n
d
e
c
i
m
a
l
a
n
s
w
e
r
D
i
v
i
d
e
4
d
i
g
i
t
n
u
m
b
e
r
b
y
1
d
i
g
i
t
n
u
m
b
e
r
r
e
s
u
l
t
i
n
g
i
n
d
e
c
i
m
a
l
a
n
s
w
e
r
D
i
v
i
d
e
3
d
i
g
i
t
n
u
m
b
e
r
b
y
2
d
i
g
i
t
n
u
m
b
e
r
r
e
s
u
l
t
i
n
g
i
n
d
e
c
i
m
a
l
a
n
s
w
e
r
D
i
v
i
d
e
4
d
i
g
i
t
n
u
m
b
e
r
b
y
2
d
i
g
i
t
n
u
m
b
e
r
r
e
s
u
l
t
i
n
g
i
n
d
e
c
i
m
a
l
a
n
s
w
e
r
L
o
n
g
d
i
v
i
s
i
o
n
-
d
i
v
i
d
i
n
g
1
o
r
2
d
i
g
i
t
n
u
m
b
e
r
s
L
o
n
g
d
i
v
i
s
i
o
n
-
d
i
v
i
d
i
n
g
3
d
i
g
i
t
n
u
m
b
e
r
s
L
o
n
g
d
i
v
i
s
i
o
n
-
d
i
v
i
d
i
n
g
4
d
i
g
i
t
n
u
m
b
e
r
s
D
i
v
i
d
e
n
u
m
b
e
r
s
w
i
t
h
t
e
n
t
h
s
b
y
a
s
i
n
g
l
e
d
i
g
i
t
n
u
m
b
e
r
D
i
v
i
d
e
n
u
m
b
e
r
s
w
i
t
h
h
u
n
d
r
e
d
t
h
s
b
y
a
s
i
n
g
l
e
d
i
g
i
t
n
u
m
b
e
r
D
i
v
i
d
e
n
u
m
b
e
r
s
w
i
t
h
t
h
o
u
s
a
n
d
t
h
s
b
y
a
s
i
n
g
l
e
d
i
g
i
t
n
u
m
b
e
r
L
o
n
g
d
i
v
i
s
i
o
n
-
d
i
v
i
d
e
d
e
c
i
m
a
l
s
b
y
1
d
i
g
i
t
n
u
m
b
e
r
R
o
u
n
d
n
u
m
b
e
r
s
t
o
t
e
n
t
h
s
o
r
h
u
n
d
r
e
d
t
h
s
C
o
n
v
e
r
t
f
r
o
m
d
e
c
i
m
a
l
s
t
o
f
r
a
c
t
i
o
n
s
C
o
n
v
e
r
t
f
r
o
m
f
r
a
c
t
i
o
n
s
t
o
d
e
c
i
m
a
l
s
Log in
Sign up
Book a Demo
United Kingdom
England
KeyStage 2 Upper
Make the statement true (add/sub)
Lesson
Practice
Lesson
Share
What is Mathspace
About Mathspace
