Write the Estimated & Actual Sum for 2-Digit Addends

Name Grade School
Date Questions10 Score

example
Addition
34
+  46
sum
Estimated Sum
30
+  50
80
Actual Sum
34
+  46
80
1
Addition
90
+  63
sum
Estimated Sum

  
 
Actual Sum

  
 
2
Addition
59
+  39
sum
Estimated Sum

  
 
Actual Sum

  
 
3
Addition
65
+  15
sum
Estimated Sum

  
 
Actual Sum

  
 
4
Addition
89
+  44
sum
Estimated Sum

  
 
Actual Sum

  
 
5
Addition
90
+  32
sum
Estimated Sum

  
 
Actual Sum

  
 
6
Addition
70
+  37
sum
Estimated Sum

  
 
Actual Sum

  
 
7
Addition
56
+  25
sum
Estimated Sum

  
 
Actual Sum

  
 
8
Addition
69
+  28
sum
Estimated Sum

  
 
Actual Sum

  
 
9
Addition
59
+  29
sum
Estimated Sum

  
 
Actual Sum

  
 
10
Addition
70
+  42
sum
Estimated Sum

  
 
Actual Sum

  
 

Answers Key
1
Addition
90
+  63
sum
Estimated Sum
90
+  60
150
Actual Sum
90
+  63
153
2
Addition
59
+  39
sum
Estimated Sum
60
+  40
100
Actual Sum
59
+  39
98
3
Addition
65
+  15
sum
Estimated Sum
70
+  20
90
Actual Sum
65
+  15
80
4
Addition
89
+  44
sum
Estimated Sum
90
+  40
130
Actual Sum
89
+  44
133
5
Addition
90
+  32
sum
Estimated Sum
90
+  30
120
Actual Sum
90
+  32
122
6
Addition
70
+  37
sum
Estimated Sum
70
+  40
110
Actual Sum
70
+  37
107
7
Addition
56
+  25
sum
Estimated Sum
60
+  30
90
Actual Sum
56
+  25
81
8
Addition
69
+  28
sum
Estimated Sum
70
+  30
100
Actual Sum
69
+  28
97
9
Addition
59
+  29
sum
Estimated Sum
60
+  30
90
Actual Sum
59
+  29
88
10
Addition
70
+  42
sum
Estimated Sum
70
+  40
110
Actual Sum
70
+  42
112

Worksheet for Estimate the Sum by Nearest Ten

Estimated sum of 2-digit numbers addition by rounding to the nearest ten 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 addition worksheet for quick approximation by rounding the 2-digit addends to the nearest 10.

How to Use this Worksheet

In this third grade math worksheet, students are required to write the estimated sum & actual sum for the given 2-digit addends by rounding off to the nearest ten as like in the given solved example of this online workbook for estimation problems. To find the estimated sum, round the given 2-digit addends to the nearest ten numbers and then perform the addition. To find the actual sum, add the given 2-digit addends directly and write the sum.

Answers Key

Teachers, parents or students can check or validate the completed math workbook containing the 3rd grade math questions for writing estimated & actual sum for 2-digit addition by using the corresponding answers key.

Generate More Worksheets

To effectively assist math learning or teaching, RankUpturn 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 sum for 2-digit numbers by rounding addends to the nearest 10.

Loading...
Loading...
Loading...
Kitty
Hey! I'm Kitty
I can answer you simple math queries!
Question Kitty's Answer