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N
u
m
b
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r
(
o
r
d
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r
a
n
d
p
l
a
c
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v
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B
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d
a
n
d
n
a
m
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n
u
m
b
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r
s
(
t
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5
0
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)
N
u
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b
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s
,
w
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r
d
s
a
n
d
s
y
m
b
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(
t
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1
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)
O
r
d
e
r
n
u
m
b
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s
(
t
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1
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Lesson
Practice
B
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g
g
e
r
o
r
s
m
a
l
l
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r
(
I
n
v
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t
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P
a
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N
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1
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C
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c
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t
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N
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,
w
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y
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b
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1
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1
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O
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1
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1
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P
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N
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1
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C
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1
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N
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R
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M
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N
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