Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 333 | + | 302 | = |
|
| 2. | 251 | + | 202 | = |
|
| 3. | 473 | + | 352 | = |
|
| 4. | 392 | + | 358 | = |
|
| 5. | 324 | + | 184 | = |
|
| 6. | 459 | + | 117 | = |
|
| 7. | 322 | + | 316 | = |
|
| 8. | 389 | + | 387 | = |
|
| 9. | 498 | + | 316 | = |
|
| 10. | 390 | + | 368 | = |
|
| Oefening 2 | |||||
| 1. | 296 | + | 243 | = |
|
| 2. | 485 | + | 392 | = |
|
| 3. | 320 | + | 304 | = |
|
| 4. | 453 | + | 245 | = |
|
| 5. | 480 | + | 263 | = |
|
| 6. | 185 | + | 180 | = |
|
| 7. | 276 | + | 193 | = |
|
| 8. | 371 | + | 217 | = |
|
| 9. | 448 | + | 411 | = |
|
| 10. | 256 | + | 224 | = |
|
| Oefening 3 | |||||
| 1. | 225 | + | 155 | = |
|
| 2. | 463 | + | 278 | = |
|
| 3. | 432 | + | 130 | = |
|
| 4. | 341 | + | 238 | = |
|
| 5. | 402 | + | 367 | = |
|
| 6. | 297 | + | 107 | = |
|
| 7. | 432 | + | 186 | = |
|
| 8. | 389 | + | 347 | = |
|
| 9. | 164 | + | 136 | = |
|
| 10. | 333 | + | 174 | = |
|
| Oefening 4 | |||||
| 1. | 309 | + | 302 | = |
|
| 2. | 466 | + | 169 | = |
|
| 3. | 401 | + | 191 | = |
|
| 4. | 436 | + | 266 | = |
|
| 5. | 430 | + | 255 | = |
|
| 6. | 427 | + | 367 | = |
|
| 7. | 287 | + | 194 | = |
|
| 8. | 474 | + | 118 | = |
|
| 9. | 221 | + | 103 | = |
|
| 10. | 271 | + | 269 | = |
|