Created by Hester Sutton January 2011 The Brandywine School District presents The Singapore Math...
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Transcript of Created by Hester Sutton January 2011 The Brandywine School District presents The Singapore Math...
Created by Hester Sutton January 2011
The Brandywine School District
presents
The Singapore Math SeriesSession 1Place Value
hundreds onestens
What number is shown below?Read the number.Write the number in standard form and in words.
523
Five hundred twenty threeCreated by Hester Sutton January 2011
hundreds onestens
What number is shown below?Read the number.Write the number in standard form and in words.
7,365
Seven thousand, three hundred, sixty-five
thousands
Created by Hester Sutton January 2011
What does the digit 5 stand for in each of the following numbers?
(a) 3521 (b) 5231 (c) 1253 (d) 3125
Five hundreds
Five thousands
Five onesFive tens
Created by Hester Sutton January 2011
Which number is greater?
4264
4316
Created by Hester Sutton January 2011
Both numbers have four thousands
4316 has three hundreds
4264 has two hundreds
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 > 4264
Created by Hester Sutton January 2011
4316 is Greater Than 4264
Comparing Numbers: Greater Than, Less Than, Equal To
Which number is smaller, 2325 or 2352?
Both numbers have 2 thousands.
2,325 is smaller because it has 2 tens while2,352 has 5 tens.
Both numbers have 3 hundreds.
2325 < 2352
2324 is less than 2352
Created by Hester Sutton January 2011
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
Created by Hester Sutton January 2011
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
Created by Hester Sutton January 2011
Number Patterns
Which is more?
How many more?
6342 65423 5
two hundred more
Created by Hester Sutton January 2011
Rounding Our Savings
Peter Maggie
Sarah
Peter $61
Maggie $68
Sarah $75 I saved about $80
I saved about $70
I saved about $60
Created by Hester Sutton January 2011
Rounding Our Savings
Peter $61
Maggie $68
Sarah $75
807060
61 68 75
To the nearest ten
60
70
80
hundreds onestens
Subtraction using Place Value Disks
- 167
Created by Hester Sutton January 2011
523
3 5 6
= 356
Created by Hester Sutton January 2011
Five thousand, four hundred seventeen
Six thousand, nine hundred forty
Eight thousand, fifty-three
Seven thousand, two-hundred nine
Nine thousand, four