Erbijsommen tot 1.000
Optellen
| Oefening 1 | |||||
| 1. | 491 | + | 256 | = |
|
| 2. | 228 | + | 102 | = |
|
| 3. | 339 | + | 237 | = |
|
| 4. | 488 | + | 155 | = |
|
| 5. | 396 | + | 126 | = |
|
| 6. | 167 | + | 155 | = |
|
| 7. | 423 | + | 206 | = |
|
| 8. | 276 | + | 170 | = |
|
| 9. | 169 | + | 126 | = |
|
| 10. | 418 | + | 134 | = |
|
| Oefening 2 | |||||
| 1. | 153 | + | 126 | = |
|
| 2. | 180 | + | 139 | = |
|
| 3. | 470 | + | 400 | = |
|
| 4. | 260 | + | 101 | = |
|
| 5. | 163 | + | 134 | = |
|
| 6. | 494 | + | 112 | = |
|
| 7. | 491 | + | 196 | = |
|
| 8. | 481 | + | 367 | = |
|
| 9. | 435 | + | 161 | = |
|
| 10. | 464 | + | 429 | = |
|
| Oefening 3 | |||||
| 1. | 282 | + | 254 | = |
|
| 2. | 403 | + | 164 | = |
|
| 3. | 387 | + | 355 | = |
|
| 4. | 318 | + | 146 | = |
|
| 5. | 413 | + | 216 | = |
|
| 6. | 303 | + | 167 | = |
|
| 7. | 444 | + | 287 | = |
|
| 8. | 240 | + | 156 | = |
|
| 9. | 370 | + | 122 | = |
|
| 10. | 300 | + | 257 | = |
|
| Oefening 4 | |||||
| 1. | 325 | + | 164 | = |
|
| 2. | 271 | + | 197 | = |
|
| 3. | 295 | + | 155 | = |
|
| 4. | 293 | + | 127 | = |
|
| 5. | 416 | + | 303 | = |
|
| 6. | 317 | + | 230 | = |
|
| 7. | 432 | + | 226 | = |
|
| 8. | 414 | + | 139 | = |
|
| 9. | 420 | + | 222 | = |
|
| 10. | 299 | + | 214 | = |
|