Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 215 | + | 103 | = |
|
| 2. | 273 | + | 198 | = |
|
| 3. | 400 | + | 344 | = |
|
| 4. | 488 | + | 379 | = |
|
| 5. | 412 | + | 310 | = |
|
| 6. | 385 | + | 108 | = |
|
| 7. | 440 | + | 425 | = |
|
| 8. | 486 | + | 394 | = |
|
| 9. | 423 | + | 150 | = |
|
| 10. | 374 | + | 311 | = |
|
| Oefening 2 | |||||
| 1. | 494 | + | 453 | = |
|
| 2. | 430 | + | 363 | = |
|
| 3. | 355 | + | 116 | = |
|
| 4. | 169 | + | 153 | = |
|
| 5. | 300 | + | 164 | = |
|
| 6. | 133 | + | 123 | = |
|
| 7. | 363 | + | 230 | = |
|
| 8. | 455 | + | 387 | = |
|
| 9. | 216 | + | 181 | = |
|
| 10. | 274 | + | 148 | = |
|
| Oefening 3 | |||||
| 1. | 180 | + | 120 | = |
|
| 2. | 358 | + | 339 | = |
|
| 3. | 211 | + | 120 | = |
|
| 4. | 420 | + | 312 | = |
|
| 5. | 481 | + | 400 | = |
|
| 6. | 383 | + | 160 | = |
|
| 7. | 404 | + | 215 | = |
|
| 8. | 216 | + | 145 | = |
|
| 9. | 374 | + | 100 | = |
|
| 10. | 275 | + | 175 | = |
|
| Oefening 4 | |||||
| 1. | 349 | + | 156 | = |
|
| 2. | 374 | + | 362 | = |
|
| 3. | 400 | + | 300 | = |
|
| 4. | 486 | + | 240 | = |
|
| 5. | 401 | + | 103 | = |
|
| 6. | 314 | + | 171 | = |
|
| 7. | 162 | + | 156 | = |
|
| 8. | 453 | + | 192 | = |
|
| 9. | 368 | + | 148 | = |
|
| 10. | 388 | + | 386 | = |
|