Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 417 | + | 278 | = |
|
| 2. | 482 | + | 346 | = |
|
| 3. | 394 | + | 139 | = |
|
| 4. | 445 | + | 273 | = |
|
| 5. | 382 | + | 266 | = |
|
| 6. | 461 | + | 109 | = |
|
| 7. | 198 | + | 187 | = |
|
| 8. | 384 | + | 105 | = |
|
| 9. | 388 | + | 202 | = |
|
| 10. | 245 | + | 165 | = |
|
| Oefening 2 | |||||
| 1. | 493 | + | 268 | = |
|
| 2. | 392 | + | 309 | = |
|
| 3. | 443 | + | 271 | = |
|
| 4. | 308 | + | 255 | = |
|
| 5. | 461 | + | 455 | = |
|
| 6. | 476 | + | 319 | = |
|
| 7. | 419 | + | 109 | = |
|
| 8. | 301 | + | 179 | = |
|
| 9. | 407 | + | 244 | = |
|
| 10. | 411 | + | 399 | = |
|
| Oefening 3 | |||||
| 1. | 499 | + | 484 | = |
|
| 2. | 234 | + | 221 | = |
|
| 3. | 195 | + | 194 | = |
|
| 4. | 128 | + | 114 | = |
|
| 5. | 272 | + | 208 | = |
|
| 6. | 180 | + | 170 | = |
|
| 7. | 317 | + | 203 | = |
|
| 8. | 342 | + | 167 | = |
|
| 9. | 412 | + | 331 | = |
|
| 10. | 342 | + | 332 | = |
|
| Oefening 4 | |||||
| 1. | 363 | + | 161 | = |
|
| 2. | 412 | + | 329 | = |
|
| 3. | 478 | + | 219 | = |
|
| 4. | 406 | + | 263 | = |
|
| 5. | 270 | + | 115 | = |
|
| 6. | 315 | + | 203 | = |
|
| 7. | 423 | + | 308 | = |
|
| 8. | 344 | + | 183 | = |
|
| 9. | 441 | + | 341 | = |
|
| 10. | 172 | + | 165 | = |
|