The Brandywine School District
presents
The Singapore Math Series
Session 1
Place Value
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Thousands, Hundreds, Tens and Ones
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hundreds
tens
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ones
3 4
0 0
9
hundreds
tens
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ones
What number is shown below?
Read the number.
Write the number in standard form and in words.
hundreds
tens
523
Five hundred twenty three
Created by Hester Sutton January 2011
ones
What number is shown below?
Read the number.
Write the number in standard form and in words.
thousands
hundreds
tens
ones
7,365
Seven thousand, three hundred, sixty-five
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5417
5
04
001
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07
What does the digit 5 stand for in each of the
following numbers?
(a) 3521
(b) 5231
Five hundreds
Five thousands
(c) 1253
Five tens
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(d) 3125
Five ones
Which number is greater?
4316
4316 has three
hundreds
Both numbers have
four thousands
4264
4264 has two
hundreds
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Comparing Numbers:
Greater Than, Less Than, Equal To
Which number is greater, 4316 or 4264?
Both numbers have 4 thousands.
4,316 is greater because it has 3 hundreds.
4,264 only has 2 hundreds.
4316 is Greater Than 4264
4316
>
4264
Created by Hester Sutton January 2011
Comparing Numbers:
Greater Than, Less Than, Equal To
Which number is smaller, 2325 or 2352?
Both numbers have 2 thousands.
Both numbers have 3 hundreds.
2,325 is smaller because it has 2 tens while
2,352 has 5 tens.
2324 is less than 2352
2325
<
2352
Created by Hester Sutton January 2011
What is the greatest 4-digit number that you can
make using all of the digits 0, 7, 1, and 8?
0 8 1 7
Eight thousand, seven hundred, ten
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What is the smallest 4-digit number that you can
make using all of the digits 9, 2, 4, and 8?
9 2 4 8
Two thousand, four hundred, eighty-nine
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Number Patterns
How many
more?
Which is
more?
two hundred more
3
6342
5
6542
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Rounding
I saved about
$60
Peter
Our Savings
Peter
$61
Maggie
$68
I saved about Sarah
$70
Maggie
Created by Hester Sutton January 2011
$75
Sarah
I saved about
$80
Rounding
Our Savings
To the nearest ten
61
60
68
Peter
$61
60
Maggie
$68
70
Sarah
$75
80
75
70
Created by Hester Sutton January 2011
80
Adding using place value disks
675 + 548 = 1223
thousands
1
hundreds
2
tens
2
ones
3
Subtraction using Place Value Disks
523 - 167 = 356
hundreds
3
tens
5
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ones
6
Review Problems
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2048
1344
4066
8009
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5270
2050
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4207
6035
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4548
3302
1712
3400
6009
4502
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Five thousand, four hundred seventeen
Six thousand, nine hundred forty
Eight thousand, fifty-three
Seven thousand, two-hundred nine
Nine thousand, four
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eight
seven
five
nine
thousands
8
eight hundred
9
5
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eight hundred
6
sixty
tens
8
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5
4073
5001
4082
3671
<
<
=
>
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7640
7604
7406
7064
8970
8907
8790
8709
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50
80
160
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300
1640
3450
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100
600
1000
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1400
1900
2900
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6000
4000
8000
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1000
3000
9000
Created by Hester Sutton January 2011
6000
6300
6320
9000
8900
8910
1000
1000
1010
5000
4600
4640
Created by Hester Sutton January 2011