Addition And Subtraction Problems Worksheet Page 21
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402-5
Subtract Whole Numbers
The Trevino family is moving
to a new city. They have
driven 957 miles out of the
MAIN IDEA
3,214 miles that they need
I will subtract
to drive. How many more
multi-digit numbers.
miles do they need to drive?
Math Online
Math Online
Math Online
Subtraction of whole numbers is similar to addition of whole
• Extra Examples
• Personal Tutor
numbers in that you may need to regroup.
• Self-Check Quiz
Real-World
EXAMPLE
Subtract Whole Numbers
1
MEASUREMENT
Find 3,214 - 957 to find how many miles
the Trevino family needs to drive.
Estimate
3,214
3,200
- 957
- 1,000
2,200
Step 1 Subtract ones.
Step 3 Subtract hundreds.
11
10
Regroup a ten
0 14
2 1
0 14
as 10 ones.
Regroup a
3,214
3,214
thousand as
957
-
- 957
10 hundreds.
7
257
Step 2 Subtract tens.
Step 4 Subtract thousands.
10
11 10
Regroup a
1 0
14
2
1 0 14
3,214
3,214
hundred
as 10 tens.
- 957
- 957
57
2,257
So, the Trevino family needs to drive 2,257 more miles.
Check
You can use addition to check your subtraction.
3,214
2,257
- 957
+ 957
2,257
3,214
72 Chapter 2 Solve Addition and Subtraction Problems
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