Adding three-digit numbers 100 to 300 (Vertical Questions - Half Page)

This basic Addition worksheet is designed to help kids practice adding three-digit numbers (100 through 300) 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 ... 300+100
  • 100+101, 101+101, 102+101, 103+101, 104+101, 105+101 ... 300+101
  • 100+102, 101+102, 102+102, 103+102, 104+102, 105+102 ... 300+102
  • ...
  • 100+300, 101+300, 102+300, 103+300, 104+300, 105+300 ... 300+300
ANSWER KEY
178
+ 286
464
123
+ 226
349
125
+ 173
298
278
+ 130
408
213
+ 281
494
209
+ 147
356
111
+ 283
394
194
+ 282
476
177
+ 126
303
133
+ 112
245
202
+ 242
444
102
+ 105
207
288
+ 196
484
167
+ 153
320
184
+ 248
432
253
+ 258
511
114
+ 139
253
107
+ 212
319
277
+ 276
553
138
+ 157
295
300
+ 167
467
142
+ 182
324
244
+ 243
487
273
+ 224
497

 Check this box to display the answer key

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