Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 273 | + | 246 | = |
|
| 2. | 461 | + | 380 | = |
|
| 3. | 413 | + | 387 | = |
|
| 4. | 362 | + | 199 | = |
|
| 5. | 314 | + | 286 | = |
|
| 6. | 231 | + | 195 | = |
|
| 7. | 439 | + | 198 | = |
|
| 8. | 458 | + | 171 | = |
|
| 9. | 495 | + | 383 | = |
|
| 10. | 495 | + | 121 | = |
|
| Oefening 2 | |||||
| 1. | 188 | + | 119 | = |
|
| 2. | 261 | + | 232 | = |
|
| 3. | 422 | + | 128 | = |
|
| 4. | 478 | + | 296 | = |
|
| 5. | 308 | + | 154 | = |
|
| 6. | 409 | + | 113 | = |
|
| 7. | 210 | + | 190 | = |
|
| 8. | 459 | + | 287 | = |
|
| 9. | 247 | + | 219 | = |
|
| 10. | 415 | + | 369 | = |
|
| Oefening 3 | |||||
| 1. | 452 | + | 190 | = |
|
| 2. | 495 | + | 466 | = |
|
| 3. | 176 | + | 115 | = |
|
| 4. | 456 | + | 437 | = |
|
| 5. | 313 | + | 104 | = |
|
| 6. | 217 | + | 141 | = |
|
| 7. | 268 | + | 233 | = |
|
| 8. | 191 | + | 145 | = |
|
| 9. | 348 | + | 318 | = |
|
| 10. | 363 | + | 163 | = |
|
| Oefening 4 | |||||
| 1. | 410 | + | 396 | = |
|
| 2. | 397 | + | 300 | = |
|
| 3. | 388 | + | 336 | = |
|
| 4. | 456 | + | 243 | = |
|
| 5. | 449 | + | 352 | = |
|
| 6. | 257 | + | 117 | = |
|
| 7. | 145 | + | 130 | = |
|
| 8. | 305 | + | 154 | = |
|
| 9. | 136 | + | 123 | = |
|
| 10. | 227 | + | 214 | = |
|