Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 415 | + | 364 | = |
|
| 2. | 497 | + | 145 | = |
|
| 3. | 302 | + | 110 | = |
|
| 4. | 498 | + | 486 | = |
|
| 5. | 340 | + | 190 | = |
|
| 6. | 423 | + | 368 | = |
|
| 7. | 230 | + | 139 | = |
|
| 8. | 279 | + | 148 | = |
|
| 9. | 238 | + | 131 | = |
|
| 10. | 419 | + | 230 | = |
|
| Oefening 2 | |||||
| 1. | 303 | + | 301 | = |
|
| 2. | 345 | + | 136 | = |
|
| 3. | 441 | + | 397 | = |
|
| 4. | 449 | + | 305 | = |
|
| 5. | 423 | + | 178 | = |
|
| 6. | 124 | + | 117 | = |
|
| 7. | 376 | + | 250 | = |
|
| 8. | 333 | + | 215 | = |
|
| 9. | 377 | + | 235 | = |
|
| 10. | 306 | + | 116 | = |
|
| Oefening 3 | |||||
| 1. | 463 | + | 326 | = |
|
| 2. | 466 | + | 384 | = |
|
| 3. | 484 | + | 288 | = |
|
| 4. | 496 | + | 291 | = |
|
| 5. | 331 | + | 145 | = |
|
| 6. | 240 | + | 156 | = |
|
| 7. | 483 | + | 111 | = |
|
| 8. | 181 | + | 129 | = |
|
| 9. | 309 | + | 236 | = |
|
| 10. | 335 | + | 257 | = |
|
| Oefening 4 | |||||
| 1. | 401 | + | 333 | = |
|
| 2. | 481 | + | 366 | = |
|
| 3. | 204 | + | 162 | = |
|
| 4. | 275 | + | 224 | = |
|
| 5. | 340 | + | 320 | = |
|
| 6. | 321 | + | 116 | = |
|
| 7. | 261 | + | 176 | = |
|
| 8. | 459 | + | 157 | = |
|
| 9. | 362 | + | 296 | = |
|
| 10. | 359 | + | 347 | = |
|