Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 495 | + | 381 | = |
|
| 2. | 331 | + | 308 | = |
|
| 3. | 229 | + | 195 | = |
|
| 4. | 158 | + | 153 | = |
|
| 5. | 496 | + | 279 | = |
|
| 6. | 444 | + | 205 | = |
|
| 7. | 274 | + | 144 | = |
|
| 8. | 477 | + | 273 | = |
|
| 9. | 285 | + | 164 | = |
|
| 10. | 286 | + | 113 | = |
|
| Oefening 2 | |||||
| 1. | 261 | + | 243 | = |
|
| 2. | 498 | + | 133 | = |
|
| 3. | 313 | + | 161 | = |
|
| 4. | 354 | + | 216 | = |
|
| 5. | 343 | + | 151 | = |
|
| 6. | 304 | + | 264 | = |
|
| 7. | 259 | + | 225 | = |
|
| 8. | 382 | + | 324 | = |
|
| 9. | 381 | + | 160 | = |
|
| 10. | 316 | + | 216 | = |
|
| Oefening 3 | |||||
| 1. | 156 | + | 101 | = |
|
| 2. | 150 | + | 115 | = |
|
| 3. | 370 | + | 365 | = |
|
| 4. | 421 | + | 414 | = |
|
| 5. | 490 | + | 381 | = |
|
| 6. | 384 | + | 283 | = |
|
| 7. | 439 | + | 429 | = |
|
| 8. | 380 | + | 333 | = |
|
| 9. | 259 | + | 176 | = |
|
| 10. | 490 | + | 486 | = |
|
| Oefening 4 | |||||
| 1. | 279 | + | 140 | = |
|
| 2. | 313 | + | 108 | = |
|
| 3. | 247 | + | 198 | = |
|
| 4. | 399 | + | 296 | = |
|
| 5. | 243 | + | 100 | = |
|
| 6. | 476 | + | 434 | = |
|
| 7. | 391 | + | 294 | = |
|
| 8. | 473 | + | 159 | = |
|
| 9. | 416 | + | 133 | = |
|
| 10. | 336 | + | 242 | = |
|