Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 359 | + | 215 | = |
|
| 2. | 448 | + | 145 | = |
|
| 3. | 467 | + | 377 | = |
|
| 4. | 242 | + | 204 | = |
|
| 5. | 245 | + | 200 | = |
|
| 6. | 465 | + | 178 | = |
|
| 7. | 465 | + | 269 | = |
|
| 8. | 286 | + | 210 | = |
|
| 9. | 343 | + | 290 | = |
|
| 10. | 496 | + | 359 | = |
|
| Oefening 2 | |||||
| 1. | 216 | + | 179 | = |
|
| 2. | 409 | + | 275 | = |
|
| 3. | 379 | + | 193 | = |
|
| 4. | 455 | + | 453 | = |
|
| 5. | 268 | + | 268 | = |
|
| 6. | 233 | + | 117 | = |
|
| 7. | 296 | + | 226 | = |
|
| 8. | 132 | + | 108 | = |
|
| 9. | 285 | + | 123 | = |
|
| 10. | 312 | + | 191 | = |
|
| Oefening 3 | |||||
| 1. | 221 | + | 155 | = |
|
| 2. | 394 | + | 246 | = |
|
| 3. | 127 | + | 120 | = |
|
| 4. | 334 | + | 144 | = |
|
| 5. | 379 | + | 353 | = |
|
| 6. | 476 | + | 407 | = |
|
| 7. | 279 | + | 207 | = |
|
| 8. | 313 | + | 151 | = |
|
| 9. | 382 | + | 333 | = |
|
| 10. | 207 | + | 143 | = |
|
| Oefening 4 | |||||
| 1. | 347 | + | 273 | = |
|
| 2. | 366 | + | 337 | = |
|
| 3. | 443 | + | 215 | = |
|
| 4. | 181 | + | 111 | = |
|
| 5. | 282 | + | 231 | = |
|
| 6. | 493 | + | 291 | = |
|
| 7. | 317 | + | 108 | = |
|
| 8. | 249 | + | 119 | = |
|
| 9. | 191 | + | 175 | = |
|
| 10. | 384 | + | 326 | = |
|