Erbijsommen tot 1.000
Optellen
| Oefening 1 | |||||
| 1. | 354 | + | 344 | = |
|
| 2. | 368 | + | 109 | = |
|
| 3. | 223 | + | 167 | = |
|
| 4. | 271 | + | 210 | = |
|
| 5. | 436 | + | 267 | = |
|
| 6. | 436 | + | 360 | = |
|
| 7. | 379 | + | 293 | = |
|
| 8. | 441 | + | 209 | = |
|
| 9. | 346 | + | 159 | = |
|
| 10. | 380 | + | 207 | = |
|
| Oefening 2 | |||||
| 1. | 464 | + | 355 | = |
|
| 2. | 467 | + | 207 | = |
|
| 3. | 295 | + | 256 | = |
|
| 4. | 452 | + | 401 | = |
|
| 5. | 467 | + | 427 | = |
|
| 6. | 466 | + | 124 | = |
|
| 7. | 271 | + | 156 | = |
|
| 8. | 171 | + | 133 | = |
|
| 9. | 393 | + | 316 | = |
|
| 10. | 192 | + | 162 | = |
|
| Oefening 3 | |||||
| 1. | 414 | + | 151 | = |
|
| 2. | 449 | + | 393 | = |
|
| 3. | 498 | + | 257 | = |
|
| 4. | 464 | + | 192 | = |
|
| 5. | 437 | + | 361 | = |
|
| 6. | 396 | + | 326 | = |
|
| 7. | 242 | + | 132 | = |
|
| 8. | 412 | + | 164 | = |
|
| 9. | 365 | + | 157 | = |
|
| 10. | 238 | + | 135 | = |
|
| Oefening 4 | |||||
| 1. | 335 | + | 221 | = |
|
| 2. | 295 | + | 125 | = |
|
| 3. | 406 | + | 226 | = |
|
| 4. | 368 | + | 247 | = |
|
| 5. | 238 | + | 192 | = |
|
| 6. | 190 | + | 173 | = |
|
| 7. | 174 | + | 167 | = |
|
| 8. | 255 | + | 103 | = |
|
| 9. | 460 | + | 300 | = |
|
| 10. | 197 | + | 152 | = |
|