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
178 + 104 =
 282
170 + 174 =
 344
140 + 175 =
 315
115 + 184 =
 299
142 + 159 =
 301
158 + 153 =
 311
179 + 192 =
 371
183 + 110 =
 293
181 + 186 =
 367
145 + 104 =
 249
117 + 185 =
 302
102 + 165 =
 267
117 + 126 =
 243
159 + 198 =
 357
152 + 143 =
 295
124 + 148 =
 272
193 + 100 =
 293
136 + 135 =
 271
167 + 160 =
 327
179 + 150 =
 329
135 + 198 =
 333
150 + 114 =
 264
102 + 115 =
 217
179 + 163 =
 342
136 + 196 =
 332
107 + 134 =
 241
133 + 188 =
 321
131 + 152 =
 283
127 + 178 =
 305
158 + 188 =
 346
197 + 138 =
 335
190 + 193 =
 383
157 + 110 =
 267
168 + 112 =
 280
123 + 120 =
 243
196 + 145 =
 341
143 + 140 =
 283
116 + 124 =
 240
170 + 180 =
 350
124 + 171 =
 295
121 + 178 =
 299
152 + 186 =
 338
140 + 108 =
 248
105 + 167 =
 272
119 + 168 =
 287
183 + 130 =
 313
114 + 148 =
 262
186 + 178 =
 364
199 + 193 =
 392
108 + 103 =
 211
134 + 138 =
 272
130 + 106 =
 236
112 + 127 =
 239
144 + 183 =
 327
120 + 185 =
 305
165 + 156 =
 321
124 + 118 =
 242
178 + 190 =
 368
118 + 176 =
 294
163 + 163 =
 326

 Check this box to display the answer key

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