Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 246 | + | 197 | = |
|
| 2. | 472 | + | 198 | = |
|
| 3. | 441 | + | 230 | = |
|
| 4. | 369 | + | 293 | = |
|
| 5. | 374 | + | 192 | = |
|
| 6. | 314 | + | 289 | = |
|
| 7. | 287 | + | 147 | = |
|
| 8. | 318 | + | 157 | = |
|
| 9. | 407 | + | 271 | = |
|
| 10. | 157 | + | 106 | = |
|
| Oefening 2 | |||||
| 1. | 363 | + | 315 | = |
|
| 2. | 351 | + | 218 | = |
|
| 3. | 355 | + | 216 | = |
|
| 4. | 325 | + | 323 | = |
|
| 5. | 253 | + | 175 | = |
|
| 6. | 470 | + | 444 | = |
|
| 7. | 358 | + | 262 | = |
|
| 8. | 465 | + | 394 | = |
|
| 9. | 319 | + | 308 | = |
|
| 10. | 432 | + | 327 | = |
|
| Oefening 3 | |||||
| 1. | 470 | + | 365 | = |
|
| 2. | 282 | + | 107 | = |
|
| 3. | 366 | + | 252 | = |
|
| 4. | 255 | + | 111 | = |
|
| 5. | 412 | + | 377 | = |
|
| 6. | 289 | + | 218 | = |
|
| 7. | 231 | + | 216 | = |
|
| 8. | 234 | + | 177 | = |
|
| 9. | 353 | + | 242 | = |
|
| 10. | 297 | + | 226 | = |
|
| Oefening 4 | |||||
| 1. | 297 | + | 233 | = |
|
| 2. | 405 | + | 100 | = |
|
| 3. | 456 | + | 412 | = |
|
| 4. | 256 | + | 110 | = |
|
| 5. | 239 | + | 172 | = |
|
| 6. | 402 | + | 377 | = |
|
| 7. | 370 | + | 299 | = |
|
| 8. | 285 | + | 104 | = |
|
| 9. | 467 | + | 246 | = |
|
| 10. | 496 | + | 412 | = |
|