A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
o'clock
(page 333)
7 o ' clock
odd
(page 245)
one fourth
(page 455)
One fourth is shaded.
one half
(page 455)
One half is shaded.
one third
(page 455)
One third is shaded.
ones
(page 21)
open shape
(page 431)starts and ends at different points
order
(page 37)1, 2, 3, 4, 5These numbers are in counting order.
ordinal number
(page 41)
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z