Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 448 | + | 290 | = |
|
| 2. | 470 | + | 398 | = |
|
| 3. | 270 | + | 214 | = |
|
| 4. | 234 | + | 111 | = |
|
| 5. | 375 | + | 333 | = |
|
| 6. | 319 | + | 292 | = |
|
| 7. | 432 | + | 253 | = |
|
| 8. | 403 | + | 397 | = |
|
| 9. | 480 | + | 230 | = |
|
| 10. | 263 | + | 151 | = |
|
| Oefening 2 | |||||
| 1. | 340 | + | 299 | = |
|
| 2. | 423 | + | 270 | = |
|
| 3. | 441 | + | 389 | = |
|
| 4. | 452 | + | 101 | = |
|
| 5. | 484 | + | 302 | = |
|
| 6. | 466 | + | 355 | = |
|
| 7. | 289 | + | 133 | = |
|
| 8. | 443 | + | 217 | = |
|
| 9. | 204 | + | 117 | = |
|
| 10. | 465 | + | 218 | = |
|
| Oefening 3 | |||||
| 1. | 456 | + | 226 | = |
|
| 2. | 441 | + | 227 | = |
|
| 3. | 316 | + | 310 | = |
|
| 4. | 402 | + | 151 | = |
|
| 5. | 441 | + | 218 | = |
|
| 6. | 206 | + | 118 | = |
|
| 7. | 413 | + | 312 | = |
|
| 8. | 416 | + | 187 | = |
|
| 9. | 498 | + | 109 | = |
|
| 10. | 379 | + | 257 | = |
|
| Oefening 4 | |||||
| 1. | 321 | + | 254 | = |
|
| 2. | 347 | + | 193 | = |
|
| 3. | 328 | + | 139 | = |
|
| 4. | 439 | + | 232 | = |
|
| 5. | 500 | + | 139 | = |
|
| 6. | 262 | + | 206 | = |
|
| 7. | 145 | + | 143 | = |
|
| 8. | 425 | + | 176 | = |
|
| 9. | 411 | + | 364 | = |
|
| 10. | 357 | + | 160 | = |
|