Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 447 | + | 352 | = |
|
| 2. | 435 | + | 180 | = |
|
| 3. | 486 | + | 358 | = |
|
| 4. | 446 | + | 272 | = |
|
| 5. | 464 | + | 259 | = |
|
| 6. | 371 | + | 233 | = |
|
| 7. | 422 | + | 346 | = |
|
| 8. | 341 | + | 230 | = |
|
| 9. | 469 | + | 214 | = |
|
| 10. | 352 | + | 251 | = |
|
| Oefening 2 | |||||
| 1. | 347 | + | 306 | = |
|
| 2. | 309 | + | 238 | = |
|
| 3. | 491 | + | 133 | = |
|
| 4. | 398 | + | 111 | = |
|
| 5. | 272 | + | 197 | = |
|
| 6. | 445 | + | 419 | = |
|
| 7. | 289 | + | 279 | = |
|
| 8. | 478 | + | 414 | = |
|
| 9. | 383 | + | 192 | = |
|
| 10. | 315 | + | 135 | = |
|
| Oefening 3 | |||||
| 1. | 337 | + | 240 | = |
|
| 2. | 320 | + | 246 | = |
|
| 3. | 310 | + | 273 | = |
|
| 4. | 439 | + | 144 | = |
|
| 5. | 474 | + | 135 | = |
|
| 6. | 278 | + | 179 | = |
|
| 7. | 224 | + | 151 | = |
|
| 8. | 460 | + | 392 | = |
|
| 9. | 492 | + | 490 | = |
|
| 10. | 344 | + | 168 | = |
|
| Oefening 4 | |||||
| 1. | 263 | + | 124 | = |
|
| 2. | 285 | + | 275 | = |
|
| 3. | 212 | + | 121 | = |
|
| 4. | 416 | + | 118 | = |
|
| 5. | 373 | + | 322 | = |
|
| 6. | 247 | + | 186 | = |
|
| 7. | 380 | + | 226 | = |
|
| 8. | 199 | + | 106 | = |
|
| 9. | 480 | + | 162 | = |
|
| 10. | 383 | + | 317 | = |
|