Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 165 | + | 145 | = |
|
| 2. | 380 | + | 224 | = |
|
| 3. | 466 | + | 273 | = |
|
| 4. | 472 | + | 305 | = |
|
| 5. | 486 | + | 250 | = |
|
| 6. | 478 | + | 143 | = |
|
| 7. | 331 | + | 181 | = |
|
| 8. | 287 | + | 283 | = |
|
| 9. | 323 | + | 258 | = |
|
| 10. | 480 | + | 479 | = |
|
| Oefening 2 | |||||
| 1. | 327 | + | 309 | = |
|
| 2. | 451 | + | 196 | = |
|
| 3. | 278 | + | 119 | = |
|
| 4. | 270 | + | 229 | = |
|
| 5. | 498 | + | 432 | = |
|
| 6. | 454 | + | 309 | = |
|
| 7. | 427 | + | 298 | = |
|
| 8. | 420 | + | 295 | = |
|
| 9. | 362 | + | 246 | = |
|
| 10. | 495 | + | 280 | = |
|
| Oefening 3 | |||||
| 1. | 437 | + | 256 | = |
|
| 2. | 271 | + | 242 | = |
|
| 3. | 141 | + | 104 | = |
|
| 4. | 258 | + | 254 | = |
|
| 5. | 383 | + | 118 | = |
|
| 6. | 404 | + | 217 | = |
|
| 7. | 449 | + | 173 | = |
|
| 8. | 287 | + | 147 | = |
|
| 9. | 438 | + | 209 | = |
|
| 10. | 450 | + | 372 | = |
|
| Oefening 4 | |||||
| 1. | 408 | + | 144 | = |
|
| 2. | 331 | + | 297 | = |
|
| 3. | 495 | + | 446 | = |
|
| 4. | 299 | + | 193 | = |
|
| 5. | 465 | + | 354 | = |
|
| 6. | 226 | + | 198 | = |
|
| 7. | 447 | + | 380 | = |
|
| 8. | 452 | + | 161 | = |
|
| 9. | 203 | + | 106 | = |
|
| 10. | 401 | + | 129 | = |
|