Estimate Sum by Rounding Underlined Digit to the Nearest 10 or 100 or 1000

Name Grade School
Date Questions10 Score

example
Addition
14237
 31333
sum
Estimated Sum
14240
 31300
45540
Actual Sum
14237
 31333
45570
1
Addition
42853
 38233
sum
Estimated Sum

  
 
Actual Sum

  
 
2
Addition
77215
 12102
sum
Estimated Sum

  
 
Actual Sum

  
 
3
Addition
29216
 26202
sum
Estimated Sum

  
 
Actual Sum

  
 
4
Addition
15740
 43532
sum
Estimated Sum

  
 
Actual Sum

  
 
5
Addition
27786
 14306
sum
Estimated Sum

  
 
Actual Sum

  
 
6
Addition
68349
 11341
sum
Estimated Sum

  
 
Actual Sum

  
 
7
Addition
73989
 42404
sum
Estimated Sum

  
 
Actual Sum

  
 
8
Addition
84615
 81175
sum
Estimated Sum

  
 
Actual Sum

  
 
9
Addition
56869
 52927
sum
Estimated Sum

  
 
Actual Sum

  
 
10
Addition
21999
 51063
sum
Estimated Sum

  
 
Actual Sum

  
 

Answers Key
1
Addition
42853
 38233
sum
Estimated Sum
42850
 38000
80850
Actual Sum
42853
 38233
81086
2
Addition
77215
 12102
sum
Estimated Sum
77200
 12100
89300
Actual Sum
77215
 12102
89317
3
Addition
29216
 26202
sum
Estimated Sum
29200
 26200
55400
Actual Sum
29216
 26202
55418
4
Addition
15740
 43532
sum
Estimated Sum
16000
 43500
59500
Actual Sum
15740
 43532
59272
5
Addition
27786
 14306
sum
Estimated Sum
27800
 14000
41800
Actual Sum
27786
 14306
42092
6
Addition
68349
 11341
sum
Estimated Sum
68300
 11000
79300
Actual Sum
68349
 11341
79690
7
Addition
73989
 42404
sum
Estimated Sum
74000
 42400
116400
Actual Sum
73989
 42404
116393
8
Addition
84615
 81175
sum
Estimated Sum
84600
 81000
165600
Actual Sum
84615
 81175
165790
9
Addition
56869
 52927
sum
Estimated Sum
56900
 53000
109900
Actual Sum
56869
 52927
109796
10
Addition
21999
 51063
sum
Estimated Sum
22000
 51060
73060
Actual Sum
21999
 51063
73062

Addition by Rounding Underlined Digit to Nearest 10 or 100 or 1000

Estimate addition by rounding underlined digit to the nearest ten, hundred or thousand worksheet with answers to practice & learn 5th 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 grade-5 worksheet for estimate the sum by rounding to the place value of underlined digit.

How to Use this Worksheet

In this fifth grade math worksheet, students are required to estimate addition by rounding underlined digit of large number to the nearest 10 or 100 or 1000 (rounding marked digit to the nearest ten, hundred or thousands) as like in the given solved example of this online workbook for addition estimation problems.

To round the underlined digit to the nearest 10, increase or decrease to the next TEN or earlier TEN, if the value of Ones digit of the given large number is greater than or equal to 5, or less than 5 respectively.

To round the underlined digit to the nearest 100, increase or decrease to the next HUNDRED or earlier HUNDRED, if the value of combination of Tens & Ones digit of the given large number is greater than or equal to 50, or less than 50 respectively.

To round the underlined digit to the nearest 1000, increase or decrease to the next THOUSAND or earlier THOUSAND, if the value of combination of Hundreds, Tens & Ones digit of the given 5-digit number is greater than or equal to 500, or less than 500 respectively.

Answers Key

Teachers, parents or students can check or validate the completed math workbook containing the set of 5th grade math questions for practice estimate addition by rounding underlined digit to the nearest ten or hundred or thousand for large numbers by using the corresponding answers key.

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To effectively assist math learning or teaching, Maths AI allow registered students, teachers or parents to generate unlimited set of grade-5 math questions & answers by using this "NEW WORKSHEET" button to prepare or practice exam, assignments, classwork or homework problems & solutions on approximate addition by round to the place values of underlined digit of 5-digit numbers.

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