Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 438 | + | 225 | = |
|
| 2. | 354 | + | 282 | = |
|
| 3. | 334 | + | 148 | = |
|
| 4. | 422 | + | 261 | = |
|
| 5. | 405 | + | 219 | = |
|
| 6. | 164 | + | 136 | = |
|
| 7. | 203 | + | 109 | = |
|
| 8. | 227 | + | 201 | = |
|
| 9. | 207 | + | 107 | = |
|
| 10. | 385 | + | 304 | = |
|
| Oefening 2 | |||||
| 1. | 266 | + | 158 | = |
|
| 2. | 470 | + | 440 | = |
|
| 3. | 402 | + | 394 | = |
|
| 4. | 349 | + | 327 | = |
|
| 5. | 291 | + | 167 | = |
|
| 6. | 396 | + | 380 | = |
|
| 7. | 397 | + | 277 | = |
|
| 8. | 273 | + | 251 | = |
|
| 9. | 259 | + | 259 | = |
|
| 10. | 195 | + | 138 | = |
|
| Oefening 3 | |||||
| 1. | 343 | + | 269 | = |
|
| 2. | 182 | + | 127 | = |
|
| 3. | 403 | + | 144 | = |
|
| 4. | 424 | + | 123 | = |
|
| 5. | 446 | + | 261 | = |
|
| 6. | 239 | + | 214 | = |
|
| 7. | 449 | + | 368 | = |
|
| 8. | 471 | + | 261 | = |
|
| 9. | 356 | + | 233 | = |
|
| 10. | 307 | + | 267 | = |
|
| Oefening 4 | |||||
| 1. | 480 | + | 396 | = |
|
| 2. | 360 | + | 257 | = |
|
| 3. | 428 | + | 299 | = |
|
| 4. | 470 | + | 350 | = |
|
| 5. | 434 | + | 123 | = |
|
| 6. | 235 | + | 108 | = |
|
| 7. | 488 | + | 398 | = |
|
| 8. | 389 | + | 101 | = |
|
| 9. | 399 | + | 102 | = |
|
| 10. | 195 | + | 140 | = |
|