Adding three-digit numbers 100 to 200 (Horizontal Questions - Full Page)

This basic Addition worksheet is designed to help kids practice adding three-digit numbers (100 through 200) with addition questions that change each time you visit. This math worksheet is printable and displays a full page math sheet with Horizontal 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 ... 200+100
  • 100+101, 101+101, 102+101, 103+101, 104+101, 105+101 ... 200+101
  • 100+102, 101+102, 102+102, 103+102, 104+102, 105+102 ... 200+102
  • ...
  • 100+200, 101+200, 102+200, 103+200, 104+200, 105+200 ... 200+200
ANSWER KEY
125 + 200 =
 325
129 + 115 =
 244
177 + 127 =
 304
181 + 131 =
 312
198 + 188 =
 386
143 + 146 =
 289
182 + 180 =
 362
115 + 129 =
 244
146 + 113 =
 259
165 + 179 =
 344
105 + 198 =
 303
191 + 187 =
 378
148 + 186 =
 334
129 + 119 =
 248
145 + 144 =
 289
183 + 136 =
 319
134 + 144 =
 278
188 + 184 =
 372
159 + 198 =
 357
168 + 119 =
 287
145 + 102 =
 247
198 + 123 =
 321
155 + 153 =
 308
168 + 167 =
 335
113 + 178 =
 291
109 + 170 =
 279
181 + 178 =
 359
166 + 109 =
 275
158 + 105 =
 263
183 + 112 =
 295
194 + 138 =
 332
188 + 180 =
 368
158 + 172 =
 330
115 + 124 =
 239
181 + 198 =
 379
102 + 104 =
 206
169 + 171 =
 340
147 + 177 =
 324
139 + 106 =
 245
194 + 132 =
 326
174 + 162 =
 336
159 + 133 =
 292
169 + 138 =
 307
166 + 163 =
 329
137 + 150 =
 287
109 + 100 =
 209
188 + 159 =
 347
143 + 125 =
 268
143 + 158 =
 301
105 + 184 =
 289
154 + 169 =
 323
111 + 167 =
 278
153 + 156 =
 309
102 + 157 =
 259
124 + 141 =
 265
164 + 133 =
 297
191 + 166 =
 357
173 + 179 =
 352
169 + 134 =
 303
170 + 174 =
 344

 Check this box to display the answer key

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