Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 266 | + | 199 | = |
|
| 2. | 479 | + | 416 | = |
|
| 3. | 455 | + | 239 | = |
|
| 4. | 383 | + | 105 | = |
|
| 5. | 399 | + | 153 | = |
|
| 6. | 142 | + | 110 | = |
|
| 7. | 145 | + | 109 | = |
|
| 8. | 259 | + | 117 | = |
|
| 9. | 273 | + | 196 | = |
|
| 10. | 470 | + | 443 | = |
|
| Oefening 2 | |||||
| 1. | 453 | + | 131 | = |
|
| 2. | 286 | + | 190 | = |
|
| 3. | 145 | + | 133 | = |
|
| 4. | 230 | + | 197 | = |
|
| 5. | 393 | + | 349 | = |
|
| 6. | 294 | + | 271 | = |
|
| 7. | 500 | + | 462 | = |
|
| 8. | 454 | + | 331 | = |
|
| 9. | 318 | + | 180 | = |
|
| 10. | 474 | + | 452 | = |
|
| Oefening 3 | |||||
| 1. | 439 | + | 395 | = |
|
| 2. | 418 | + | 246 | = |
|
| 3. | 373 | + | 226 | = |
|
| 4. | 446 | + | 109 | = |
|
| 5. | 479 | + | 192 | = |
|
| 6. | 473 | + | 376 | = |
|
| 7. | 301 | + | 268 | = |
|
| 8. | 438 | + | 103 | = |
|
| 9. | 287 | + | 205 | = |
|
| 10. | 244 | + | 132 | = |
|
| Oefening 4 | |||||
| 1. | 148 | + | 103 | = |
|
| 2. | 239 | + | 228 | = |
|
| 3. | 339 | + | 181 | = |
|
| 4. | 181 | + | 174 | = |
|
| 5. | 264 | + | 233 | = |
|
| 6. | 367 | + | 275 | = |
|
| 7. | 441 | + | 234 | = |
|
| 8. | 374 | + | 268 | = |
|
| 9. | 267 | + | 132 | = |
|
| 10. | 472 | + | 123 | = |
|