Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 480 | + | 412 | = |
|
| 2. | 374 | + | 135 | = |
|
| 3. | 341 | + | 100 | = |
|
| 4. | 431 | + | 167 | = |
|
| 5. | 480 | + | 398 | = |
|
| 6. | 462 | + | 313 | = |
|
| 7. | 403 | + | 270 | = |
|
| 8. | 425 | + | 277 | = |
|
| 9. | 272 | + | 178 | = |
|
| 10. | 226 | + | 224 | = |
|
| Oefening 2 | |||||
| 1. | 150 | + | 120 | = |
|
| 2. | 432 | + | 357 | = |
|
| 3. | 381 | + | 251 | = |
|
| 4. | 383 | + | 186 | = |
|
| 5. | 423 | + | 202 | = |
|
| 6. | 154 | + | 123 | = |
|
| 7. | 258 | + | 162 | = |
|
| 8. | 313 | + | 304 | = |
|
| 9. | 257 | + | 240 | = |
|
| 10. | 432 | + | 220 | = |
|
| Oefening 3 | |||||
| 1. | 278 | + | 225 | = |
|
| 2. | 219 | + | 125 | = |
|
| 3. | 393 | + | 123 | = |
|
| 4. | 245 | + | 129 | = |
|
| 5. | 441 | + | 254 | = |
|
| 6. | 434 | + | 245 | = |
|
| 7. | 402 | + | 209 | = |
|
| 8. | 375 | + | 151 | = |
|
| 9. | 370 | + | 280 | = |
|
| 10. | 476 | + | 205 | = |
|
| Oefening 4 | |||||
| 1. | 492 | + | 478 | = |
|
| 2. | 261 | + | 101 | = |
|
| 3. | 250 | + | 139 | = |
|
| 4. | 490 | + | 408 | = |
|
| 5. | 233 | + | 172 | = |
|
| 6. | 344 | + | 207 | = |
|
| 7. | 488 | + | 331 | = |
|
| 8. | 468 | + | 159 | = |
|
| 9. | 398 | + | 208 | = |
|
| 10. | 320 | + | 179 | = |
|