Adding three-digit numbers 100 to 900 (Vertical Questions - Half Page)

This basic Addition worksheet is designed to help kids practice adding three-digit numbers (100 through 900) 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 ... 900+100
  • 100+101, 101+101, 102+101, 103+101, 104+101, 105+101 ... 900+101
  • 100+102, 101+102, 102+102, 103+102, 104+102, 105+102 ... 900+102
  • ...
  • 100+900, 101+900, 102+900, 103+900, 104+900, 105+900 ... 900+900
ANSWER KEY
499
+ 413
912
147
+ 853
1000
505
+ 633
1138
264
+ 687
951
852
+ 267
1119
584
+ 458
1042
639
+ 572
1211
140
+ 409
549
181
+ 157
338
346
+ 438
784
441
+ 500
941
440
+ 108
548
180
+ 794
974
675
+ 385
1060
887
+ 447
1334
566
+ 220
786
487
+ 784
1271
791
+ 545
1336
243
+ 600
843
745
+ 696
1441
380
+ 440
820
527
+ 673
1200
861
+ 841
1702
174
+ 412
586

 Check this box to display the answer key

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