Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 450 | + | 448 | = |
|
| 2. | 252 | + | 179 | = |
|
| 3. | 395 | + | 240 | = |
|
| 4. | 253 | + | 204 | = |
|
| 5. | 283 | + | 198 | = |
|
| 6. | 426 | + | 223 | = |
|
| 7. | 466 | + | 377 | = |
|
| 8. | 427 | + | 316 | = |
|
| 9. | 386 | + | 325 | = |
|
| 10. | 427 | + | 324 | = |
|
| Oefening 2 | |||||
| 1. | 370 | + | 112 | = |
|
| 2. | 283 | + | 100 | = |
|
| 3. | 232 | + | 117 | = |
|
| 4. | 426 | + | 368 | = |
|
| 5. | 294 | + | 119 | = |
|
| 6. | 397 | + | 158 | = |
|
| 7. | 500 | + | 411 | = |
|
| 8. | 332 | + | 308 | = |
|
| 9. | 493 | + | 277 | = |
|
| 10. | 416 | + | 231 | = |
|
| Oefening 3 | |||||
| 1. | 407 | + | 316 | = |
|
| 2. | 420 | + | 297 | = |
|
| 3. | 280 | + | 241 | = |
|
| 4. | 425 | + | 318 | = |
|
| 5. | 400 | + | 385 | = |
|
| 6. | 495 | + | 478 | = |
|
| 7. | 430 | + | 295 | = |
|
| 8. | 314 | + | 128 | = |
|
| 9. | 426 | + | 180 | = |
|
| 10. | 453 | + | 250 | = |
|
| Oefening 4 | |||||
| 1. | 354 | + | 208 | = |
|
| 2. | 280 | + | 104 | = |
|
| 3. | 262 | + | 190 | = |
|
| 4. | 279 | + | 175 | = |
|
| 5. | 171 | + | 120 | = |
|
| 6. | 375 | + | 186 | = |
|
| 7. | 364 | + | 283 | = |
|
| 8. | 435 | + | 236 | = |
|
| 9. | 460 | + | 214 | = |
|
| 10. | 374 | + | 337 | = |
|