Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 407 | + | 193 | = |
|
| 2. | 302 | + | 109 | = |
|
| 3. | 485 | + | 273 | = |
|
| 4. | 420 | + | 227 | = |
|
| 5. | 470 | + | 271 | = |
|
| 6. | 360 | + | 180 | = |
|
| 7. | 462 | + | 407 | = |
|
| 8. | 396 | + | 208 | = |
|
| 9. | 488 | + | 358 | = |
|
| 10. | 240 | + | 155 | = |
|
| Oefening 2 | |||||
| 1. | 291 | + | 103 | = |
|
| 2. | 494 | + | 295 | = |
|
| 3. | 428 | + | 148 | = |
|
| 4. | 325 | + | 301 | = |
|
| 5. | 494 | + | 216 | = |
|
| 6. | 422 | + | 316 | = |
|
| 7. | 440 | + | 233 | = |
|
| 8. | 174 | + | 130 | = |
|
| 9. | 482 | + | 295 | = |
|
| 10. | 347 | + | 345 | = |
|
| Oefening 3 | |||||
| 1. | 409 | + | 154 | = |
|
| 2. | 213 | + | 116 | = |
|
| 3. | 327 | + | 256 | = |
|
| 4. | 189 | + | 176 | = |
|
| 5. | 375 | + | 228 | = |
|
| 6. | 445 | + | 255 | = |
|
| 7. | 142 | + | 113 | = |
|
| 8. | 497 | + | 235 | = |
|
| 9. | 492 | + | 290 | = |
|
| 10. | 441 | + | 291 | = |
|
| Oefening 4 | |||||
| 1. | 316 | + | 122 | = |
|
| 2. | 356 | + | 217 | = |
|
| 3. | 473 | + | 453 | = |
|
| 4. | 355 | + | 217 | = |
|
| 5. | 472 | + | 427 | = |
|
| 6. | 491 | + | 452 | = |
|
| 7. | 358 | + | 269 | = |
|
| 8. | 291 | + | 135 | = |
|
| 9. | 415 | + | 361 | = |
|
| 10. | 387 | + | 202 | = |
|