Adding three-digit numbers 100 to 300 (Vertical Questions - Half Page x 2)

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 two half page math sheets 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
131
+ 289
420
206
+ 279
485
271
+ 291
562
280
+ 198
478
278
+ 158
436
160
+ 122
282
182
+ 277
459
111
+ 236
347
232
+ 118
350
241
+ 252
493
257
+ 261
518
210
+ 175
385
215
+ 151
366
205
+ 156
361
111
+ 140
251
216
+ 149
365
181
+ 272
453
140
+ 171
311
216
+ 143
359
161
+ 127
288
117
+ 221
338
209
+ 102
311
108
+ 162
270
176
+ 187
363
271
+ 300
571
247
+ 112
359
289
+ 295
584
114
+ 114
228
155
+ 201
356
137
+ 262
399
160
+ 104
264
146
+ 187
333
228
+ 211
439
300
+ 161
461
164
+ 284
448
175
+ 188
363
207
+ 242
449
116
+ 236
352
219
+ 135
354
194
+ 188
382
152
+ 281
433
261
+ 133
394
185
+ 278
463
233
+ 195
428
118
+ 183
301
111
+ 134
245
168
+ 141
309
180
+ 180
360

 Check this box to display the answer key

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