Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 361 | + | 354 | = |
|
| 2. | 476 | + | 250 | = |
|
| 3. | 426 | + | 191 | = |
|
| 4. | 495 | + | 119 | = |
|
| 5. | 372 | + | 319 | = |
|
| 6. | 335 | + | 212 | = |
|
| 7. | 253 | + | 166 | = |
|
| 8. | 346 | + | 263 | = |
|
| 9. | 420 | + | 141 | = |
|
| 10. | 487 | + | 276 | = |
|
| Oefening 2 | |||||
| 1. | 319 | + | 175 | = |
|
| 2. | 255 | + | 150 | = |
|
| 3. | 487 | + | 358 | = |
|
| 4. | 471 | + | 406 | = |
|
| 5. | 245 | + | 191 | = |
|
| 6. | 473 | + | 149 | = |
|
| 7. | 191 | + | 113 | = |
|
| 8. | 284 | + | 127 | = |
|
| 9. | 340 | + | 186 | = |
|
| 10. | 456 | + | 374 | = |
|
| Oefening 3 | |||||
| 1. | 450 | + | 328 | = |
|
| 2. | 234 | + | 126 | = |
|
| 3. | 353 | + | 302 | = |
|
| 4. | 482 | + | 180 | = |
|
| 5. | 214 | + | 109 | = |
|
| 6. | 474 | + | 160 | = |
|
| 7. | 500 | + | 164 | = |
|
| 8. | 347 | + | 227 | = |
|
| 9. | 363 | + | 336 | = |
|
| 10. | 373 | + | 262 | = |
|
| Oefening 4 | |||||
| 1. | 462 | + | 217 | = |
|
| 2. | 405 | + | 200 | = |
|
| 3. | 274 | + | 229 | = |
|
| 4. | 451 | + | 127 | = |
|
| 5. | 420 | + | 390 | = |
|
| 6. | 208 | + | 191 | = |
|
| 7. | 459 | + | 451 | = |
|
| 8. | 463 | + | 282 | = |
|
| 9. | 390 | + | 223 | = |
|
| 10. | 232 | + | 120 | = |
|