Adding three-digit numbers 100 to 800 (Vertical Questions - Half Page)

This basic Addition worksheet is designed to help kids practice adding three-digit numbers (100 through 800) with addition questions that change each time you visit. This math worksheet is printable and displays a half page math sheet with Vertical Addition questions.

With this math sheet generator, you can easily create Addition worksheets that are never the same and always different, providing you with an unlimited supply of math sheets to use in the classroom or at home.

Each math sheet also has an optional answer key checkbox that you can select, if you wish to print an answer key to go along with your math worksheet. And there are six different question styles to choose from, as listed below.

Possible Questions:

The possible addition questions on this math worksheet are:

  • 100+100, 101+100, 102+100, 103+100, 104+100, 105+100 ... 800+100
  • 100+101, 101+101, 102+101, 103+101, 104+101, 105+101 ... 800+101
  • 100+102, 101+102, 102+102, 103+102, 104+102, 105+102 ... 800+102
  • ...
  • 100+800, 101+800, 102+800, 103+800, 104+800, 105+800 ... 800+800
ANSWER KEY
253
+ 114
367
686
+ 749
1435
245
+ 404
649
405
+ 159
564
607
+ 176
783
432
+ 775
1207
124
+ 506
630
645
+ 529
1174
745
+ 576
1321
372
+ 782
1154
156
+ 293
449
369
+ 783
1152
732
+ 446
1178
692
+ 643
1335
423
+ 115
538
523
+ 240
763
173
+ 271
444
468
+ 748
1216
384
+ 401
785
743
+ 151
894
187
+ 353
540
583
+ 334
917
751
+ 139
890
136
+ 269
405

 Check this box to display the answer key

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