9.
[Word Numbers]
continues on pages 144 and 145
Skill 9.1
•
•
Write the digits in order from left to right.
Write a zero in any place that is left empty
between other digits.
Example: Two hundred one
201
ten
twenty
thirty
forty
fifty
sixty
seventy
eighty
ninety
Place
Hundreds Tens Units
2
Q.
MMOrange 1 1 2 2 3 3 4 4
MMRose 1 1 2 2 3 3 4 4
Expressing word numbers in standard form (1).
0
1
Write in standard form:
five thousand, four hundred two
A.
5402
10
20
30
40
50
60
70
80
90
Write in standard form:
fifteen
4
b)
Write in standard form:
twenty-seven
15
c)
Write in standard form:
fifty-one
d)
Write in standard form:
eighty-four
e)
Write in standard form:
ten
f)
Write in standard form:
ninety
g)
Write in standard form:
six hundred four
h)
Write in standard form:
three hundred six
i)
Write in standard form:
five hundred
j)
Write in standard form:
eight hundred
k)
Write in standard form:
two hundred fifteen
l)
Write in standard form:
one hundred ninety-seven
page 143
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11
12
13
14
15
16
17
18
19
Place
Thousands Hundreds Tens Units
5
a)
eleven
twelve
thirteen
fourteen
fifteen
sixteen
seventeen
eighteen
nineteen
0
2
© Math’s Mate Orange/Rose Skill Builder 9
continued from page 143 and continues on page 145
Skill 9.1
MMOrange 1 1 2 2 3 3 4 4
MMRose 1 1 2 2 3 3 4 4
Expressing word numbers in standard form (2).
m)
Write in standard form:
seven hundred eighteen
n)
Write in standard form:
nine hundred sixty-seven
o)
Write in standard form:
nine thousand
p)
Write in standard form:
eight thousand
q)
Write in standard form:
one thousand five
r)
Write in standard form:
two thousand one
s)
Write in standard form:
one thousand fifty-two
t)
Write in standard form:
one thousand three hundred
u)
Write in standard form:
eight thousand twenty-four
v)
Write in standard form:
two thousand three hundred eight
w)
Write in standard form:
four thousand five hundred
forty-seven
x)
Write in standard form:
seven thousand eight hundred six
y)
Write in standard form:
twenty-five thousand
z)
Write in standard form:
sixty-three thousand
A)
Write in standard form:
ten thousand ninety-six
B)
Write in standard form:
fifty-one thousand thirteen
page 144
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© Math’s Mate Orange/Rose Skill Builder 9
continued from pages 143 and 144
Skill 9.1
MMOrange 1 1 2 2 3 3 4 4
MMRose 1 1 2 2 3 3 4 4
Expressing word numbers in standard form (3).
C)
Write in standard form:
forty thousand eight hundred
D)
Write in standard form:
fifteen thousand, three hundred
thirty
E)
Write in standard form:
twenty-one thousand, three hundred
fifteen
F)
Write in standard form:
fourteen thousand, six hundred
seventy-five
G)
Write in standard form:
nine hundred thousand
H)
Write in standard form:
six hundred thousand
I)
Write in standard form:
one hundred five thousand
J)
Write in standard form:
eight hundred thirty thousand
K)
Write in standard form:
three hundred ninety thousand
L)
Write in standard form:
six hundred thousand, four hundred
twenty
M)
Write in standard form:
seven million
N)
Write in standard form:
four million
O)
Write in standard form:
two million nine hundred thousand
P)
Write in standard form:
five million one hundred thousand
page 145
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© Math’s Mate Orange/Rose Skill Builder 9
Skill 9.2
•
•
MMOrange 1 1 2 2 3 3 4 4
MMRose 1 1 2 2 3 3 4 4
Writing 2-digit numbers in word form.
10
20
30
40
50
60
70
80
90
Write the word for the value of the tens.
Write the word for the value of the units.
Example:
tens value
74 = seventy-four
units value
Q.
Write 26 in word form.
A.
ten
twenty
thirty
forty
fifty
sixty
seventy
eighty
ninety
twenty-six
11
12
13
14
15
16
17
18
19
eleven
twelve
thirteen
fourteen
fifteen
sixteen
seventeen
eighteen
nineteen
Place
Tens Units
2
6
Value
20
a)
Write 11 in word form.
b)
Write 15 in word form.
6
eleven
c)
Write 19 in word form.
d)
Write 38 in word form.
e)
Write 64 in word form.
f)
Write 59 in word form.
g)
Write 81 in word form.
h)
Write 93 in word form.
i)
Write 20 in word form.
j)
Write 70 in word form.
k)
Write 50 in word form.
l)
Write 30 in word form.
page 146
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© Math’s Mate Orange/Rose Skill Builder 9
Skill 9.3
MMOrange 1 1 2 2 3 3 4 4
MMRose 1 1 2 2 3 3 4 4
Writing 3-digit numbers in word form.
•
•
•
•
Write the word for the value of the hundreds.
Always write ‘hundred’ not hundreds.
Then write the word for the value of the tens.
Write the word for the value of the units.
Hint: Consider the exceptions for 2-digit numbers like 15 (fifteen) and 20 (twenty).
Q.
Write 491 in word form.
A.
four hundred ninety-one
Place
Hundreds Tens Units
4
9
1
Value
400
a)
Write 400 in word form.
90
1
b)
Write 101 in word form.
four hundred
c)
Write 207 in word form.
d)
Write 600 in word form.
e)
Write 161 in word form.
f)
Write 708 in word form.
g)
Write 312 in word form.
h)
Write 850 in word form.
i)
Write 514 in word form.
j)
Write 470 in word form.
k)
Write 306 in word form.
l)
Write 220 in word form.
page 147
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© Math’s Mate Orange/Rose Skill Builder 9
Skill 9.4
MMOrange 1 1 2 2 3 3 4 4
MMRose 1 1 2 2 3 3 4 4
Writing 4-digit numbers in word form.
•
•
•
•
•
•
Write the word for the value of the thousands.
Always write ‘thousand’ not thousands.
Write the word for the value of the hundreds.
Always write ‘hundred’ not hundreds.
Then write the word for the value of the tens.
Write the word for the value of the units.
Hint: Consider the exceptions for 2-digit numbers like 15 (fifteen) and 20 (twenty).
Q.
Write 9007 in word form.
A.
nine thousand seven
Place
Thousands Hundreds Tens Units
9
0
0
7
0
7
Value
9000
0
Skip the value of the hundreds.
Skip the value of the tens.
a)
Write 5000 in word form.
b)
Write 7002 in word form.
five thousand
c)
Write 2060 in word form.
d)
Write 8000 in word form.
e)
Write 1026 in word form.
f)
Write 3010 in word form.
g)
Write 2043 in word form.
h)
Write 4035 in word form.
i)
Write 5003 in word form.
j)
Write 9200 in word form.
k)
Write 1040 in word form.
l)
Write 8600 in word form.
page 148
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© Math’s Mate Orange/Rose Skill Builder 9
Skill 9.5
MMOrange 1 1 2 2 3 3 4 4
MMRose 1 1 2 2 3 3 4 4
Writing 5-digit numbers in word form.
•
•
•
•
•
•
•
Group and write the first two digits from the left as a 2-digit number.
Always write ‘thousand’ not thousands.
Write a comma after the word thousand.
Write the word for the value of the hundreds.
Always write ‘hundred’ not hundreds.
Then write the word for the value of the tens.
Write the word for the value of the units.
Hint: Consider the exceptions for 2-digit numbers like 15 (fifteen) and 20 (twenty).
Q.
Write 82,000 in word form.
A.
eighty-two thousand
Place
Ten Thousands Thousands Hundreds Tens Units
8
2
0
0
0
0
0
0
Value
80,000
2000
Skip the values of the hundreds, tens and
units.
a)
Write 26,000 in word form.
b)
Write 54,000 in word form.
twenty-six thousand
c)
Write 97,000 in word form.
d)
Write 40,200 in word form.
e)
Write 50,600 in word form.
f)
Write 39,000 in word form.
g)
Write 12,800 in word form.
h)
Write 10,070 in word form.
i)
Write 60,030 in word form.
j)
Write 10,040 in word form.
page 149
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© Math’s Mate Orange/Rose Skill Builder 9