Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 269 | + | 264 | = |
|
| 2. | 494 | + | 223 | = |
|
| 3. | 134 | + | 117 | = |
|
| 4. | 267 | + | 211 | = |
|
| 5. | 299 | + | 189 | = |
|
| 6. | 443 | + | 228 | = |
|
| 7. | 362 | + | 259 | = |
|
| 8. | 298 | + | 269 | = |
|
| 9. | 253 | + | 240 | = |
|
| 10. | 240 | + | 190 | = |
|
| Oefening 2 | |||||
| 1. | 402 | + | 252 | = |
|
| 2. | 500 | + | 121 | = |
|
| 3. | 459 | + | 325 | = |
|
| 4. | 385 | + | 118 | = |
|
| 5. | 348 | + | 335 | = |
|
| 6. | 326 | + | 229 | = |
|
| 7. | 290 | + | 118 | = |
|
| 8. | 364 | + | 207 | = |
|
| 9. | 323 | + | 121 | = |
|
| 10. | 219 | + | 160 | = |
|
| Oefening 3 | |||||
| 1. | 495 | + | 301 | = |
|
| 2. | 389 | + | 248 | = |
|
| 3. | 485 | + | 103 | = |
|
| 4. | 172 | + | 117 | = |
|
| 5. | 299 | + | 159 | = |
|
| 6. | 435 | + | 352 | = |
|
| 7. | 199 | + | 101 | = |
|
| 8. | 306 | + | 165 | = |
|
| 9. | 462 | + | 249 | = |
|
| 10. | 205 | + | 169 | = |
|
| Oefening 4 | |||||
| 1. | 499 | + | 393 | = |
|
| 2. | 434 | + | 176 | = |
|
| 3. | 461 | + | 324 | = |
|
| 4. | 471 | + | 328 | = |
|
| 5. | 487 | + | 103 | = |
|
| 6. | 304 | + | 160 | = |
|
| 7. | 426 | + | 240 | = |
|
| 8. | 404 | + | 389 | = |
|
| 9. | 139 | + | 113 | = |
|
| 10. | 487 | + | 353 | = |
|