Estimate Addition by Rounding Underlined Digit to the Nearest 10 or 100 or 1000: Worksheets, Online Test and Calculators

Estimate addition by rounding underlined digit to the nearest 10 or 100 or 1000 worksheets, solved worksheet problems or exercises with step-by-step work, formative assessment as online test, calculator and more learning resources to learn, practice, assess and master the basic math skills of estimation.

Estimate Addition 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

  
 

Solved Worksheet Problems
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

Worksheet: Estimate Addition by Rounding Underlined Digit to the Nearest 10 or 100 or 1000

Estimate addition by rounding underlined digit to the nearest 10 or 100 or 1000 worksheet is the largest collection of practice problems and solved exercises which can be served as homework, classwork or assignment problems for the students to learn, practice, assess, iterate and master the skills of how to solve such estimation problems in basic mathematics.

Online Test
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Start my Challenge
Estimate the sum by rounding addends to the nearest Hundred2485 + 5052 = ?
Estimate the sum by rounding addends to the nearest Thousand42036 + 50478 = ?
Estimate the sum by rounding addends to the nearest Hundred94821 + 50434 = ?
Estimate the sum by rounding addends to the nearest Thousand2228 + 5428 = ?
Estimate the sum by rounding addends to the nearest Ten1091 + 9553 = ?
Estimate the sum by rounding addends to the nearest Ten3836 + 6541 = ?
Estimate the sum by rounding addends to the nearest Hundred32925 + 24672 = ?
Estimate the sum by rounding addends to the nearest Ten73259 + 97582 = ?
Estimate the sum by rounding addends to the nearest Hundred93618 + 46748 = ?
Estimate the sum by rounding addends to the nearest Ten51961 + 90849 = ?

Online Test: Estimate Addition by Rounding Underlined Digit to the Nearest 10 or 100 or 1000

This online test to find the estimate addition by rounding underlined digit to the nearest 10 or 100 or 1000 is a formative assessment which can be used as homework, classwork or assignment problems to assess and improve the learner's math skills on estimation.

Estimate the Sum Calculator

Addend 1
Addend 2
Actual Sum
5421 + 2357 =

7778
Sum by Estimation
5420 + 2360 =

7820

Work with steps - Estimate the Sum by Rounding

Question:
Estimate the sum
5421 + 2357 = ?
Answer:
5421 rounding to the nearest 10 is 5420
2357 rounding to the nearest 100 is 2400

Addition
5421
 2357
sum
Estimated Sum
5420
 2400
7820
Actual Sum
5421
 2357
7778

Estimate the sum calculator is a key tool for users to generate step-by-step work to quickly understand the calculation, solve the homework problems, solve the classwork problems, prepare the answer key document for summative and formative assessments or immediately verify the entire calculation for the user supplied input values.