Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 253 | + | 230 | = |
|
| 2. | 388 | + | 244 | = |
|
| 3. | 313 | + | 153 | = |
|
| 4. | 328 | + | 231 | = |
|
| 5. | 478 | + | 180 | = |
|
| 6. | 297 | + | 122 | = |
|
| 7. | 497 | + | 441 | = |
|
| 8. | 481 | + | 431 | = |
|
| 9. | 290 | + | 191 | = |
|
| 10. | 422 | + | 306 | = |
|
| Oefening 2 | |||||
| 1. | 306 | + | 215 | = |
|
| 2. | 500 | + | 331 | = |
|
| 3. | 353 | + | 227 | = |
|
| 4. | 465 | + | 340 | = |
|
| 5. | 409 | + | 226 | = |
|
| 6. | 269 | + | 212 | = |
|
| 7. | 483 | + | 213 | = |
|
| 8. | 386 | + | 205 | = |
|
| 9. | 185 | + | 153 | = |
|
| 10. | 302 | + | 261 | = |
|
| Oefening 3 | |||||
| 1. | 425 | + | 398 | = |
|
| 2. | 365 | + | 118 | = |
|
| 3. | 304 | + | 274 | = |
|
| 4. | 465 | + | 316 | = |
|
| 5. | 352 | + | 132 | = |
|
| 6. | 498 | + | 456 | = |
|
| 7. | 417 | + | 203 | = |
|
| 8. | 183 | + | 147 | = |
|
| 9. | 434 | + | 238 | = |
|
| 10. | 296 | + | 117 | = |
|
| Oefening 4 | |||||
| 1. | 196 | + | 160 | = |
|
| 2. | 318 | + | 156 | = |
|
| 3. | 384 | + | 383 | = |
|
| 4. | 437 | + | 200 | = |
|
| 5. | 478 | + | 192 | = |
|
| 6. | 202 | + | 160 | = |
|
| 7. | 408 | + | 126 | = |
|
| 8. | 484 | + | 472 | = |
|
| 9. | 221 | + | 135 | = |
|
| 10. | 247 | + | 169 | = |
|