Estimated & Actual Subtraction for 3-Digit Numbers

Name Grade School
Date Questions10 Score

example
Subtraction
328
 515
difference
Estimated Difference
300
 500
-200
Actual Difference
328
 515
-187
1
Subtraction
626
 308
difference
Estimated Difference

  
 
Actual Difference

  
 
2
Subtraction
578
 507
difference
Estimated Difference

  
 
Actual Difference

  
 
3
Subtraction
361
 614
difference
Estimated Difference

  
 
Actual Difference

  
 
4
Subtraction
251
 224
difference
Estimated Difference

  
 
Actual Difference

  
 
5
Subtraction
513
 622
difference
Estimated Difference

  
 
Actual Difference

  
 
6
Subtraction
645
 513
difference
Estimated Difference

  
 
Actual Difference

  
 
7
Subtraction
334
 731
difference
Estimated Difference

  
 
Actual Difference

  
 
8
Subtraction
225
 557
difference
Estimated Difference

  
 
Actual Difference

  
 
9
Subtraction
556
 527
difference
Estimated Difference

  
 
Actual Difference

  
 
10
Subtraction
414
 505
difference
Estimated Difference

  
 
Actual Difference

  
 

Answers Key
1
Subtraction
626
 308
difference
Estimated Difference
600
 300
300
Actual Difference
626
 308
318
2
Subtraction
578
 507
difference
Estimated Difference
600
 500
100
Actual Difference
578
 507
71
3
Subtraction
361
 614
difference
Estimated Difference
400
 600
-200
Actual Difference
361
 614
-253
4
Subtraction
251
 224
difference
Estimated Difference
300
 200
100
Actual Difference
251
 224
27
5
Subtraction
513
 622
difference
Estimated Difference
500
 600
-100
Actual Difference
513
 622
-109
6
Subtraction
645
 513
difference
Estimated Difference
600
 500
100
Actual Difference
645
 513
132
7
Subtraction
334
 731
difference
Estimated Difference
300
 700
-400
Actual Difference
334
 731
-397
8
Subtraction
225
 557
difference
Estimated Difference
200
 600
-400
Actual Difference
225
 557
-332
9
Subtraction
556
 527
difference
Estimated Difference
600
 500
100
Actual Difference
556
 527
29
10
Subtraction
414
 505
difference
Estimated Difference
400
 500
-100
Actual Difference
414
 505
-91

Worksheet for Estimate the Difference by Nearest Hundred for 3-Digit Numbers

Estimate subtraction by rounding to the nearest hundred for 3-digit numbers worksheet with answers to practice & learn 3rd grade math problems on estimation is available online for free in printable & downloadable (pdf & image) format. Tap on PRINT, PDF or IMAGE button to print or download this 3rd grade estimated subtraction worksheet for quick approximation by rounding the 3-digit subtrahend and minuend to the nearest hundred.

How to Use this Worksheet

In this third grade math worksheet, students are required to write the estimated difference & actual difference for the given minuends & subtrahends of 3-digit subtraction as like in the given solved example of this online workbook for estimation problems. To estimate the difference, round the given minuend & subtrahends of subtraction to the nearest hundredth numbers and then find the difference. To find the actual difference, subtract the given subtrahend directly from the minuend and write the difference.

Answers Key

Teachers, parents or students can check or validate the completed math workbook containing the set of 3rd grade math questions to practice writing estimated & actual difference for 3-digit subtraction by rounding to the nearest hundred by using the corresponding answers key.

Generate More Worksheets

To effectively assist math learning or teaching, Maths AI allow registered students, teachers or parents to generate unlimited set of grade-3 math questions & answers by using this "NEW WORKSHEET" button to prepare or practice exam, assignments, classwork or homework problems & solutions on estimated difference for 3-digit subtraction by rounding 3-digit subtrahend and minuend to the nearest 100.

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