Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 445 | + | 266 | = |
|
| 2. | 290 | + | 157 | = |
|
| 3. | 443 | + | 117 | = |
|
| 4. | 426 | + | 396 | = |
|
| 5. | 430 | + | 338 | = |
|
| 6. | 268 | + | 256 | = |
|
| 7. | 188 | + | 184 | = |
|
| 8. | 272 | + | 241 | = |
|
| 9. | 305 | + | 107 | = |
|
| 10. | 389 | + | 207 | = |
|
| Oefening 2 | |||||
| 1. | 485 | + | 407 | = |
|
| 2. | 350 | + | 155 | = |
|
| 3. | 394 | + | 385 | = |
|
| 4. | 277 | + | 231 | = |
|
| 5. | 193 | + | 179 | = |
|
| 6. | 437 | + | 130 | = |
|
| 7. | 345 | + | 342 | = |
|
| 8. | 434 | + | 307 | = |
|
| 9. | 170 | + | 145 | = |
|
| 10. | 236 | + | 161 | = |
|
| Oefening 3 | |||||
| 1. | 236 | + | 174 | = |
|
| 2. | 307 | + | 231 | = |
|
| 3. | 381 | + | 304 | = |
|
| 4. | 435 | + | 103 | = |
|
| 5. | 146 | + | 118 | = |
|
| 6. | 381 | + | 353 | = |
|
| 7. | 193 | + | 167 | = |
|
| 8. | 398 | + | 257 | = |
|
| 9. | 280 | + | 278 | = |
|
| 10. | 411 | + | 344 | = |
|
| Oefening 4 | |||||
| 1. | 300 | + | 246 | = |
|
| 2. | 430 | + | 346 | = |
|
| 3. | 319 | + | 186 | = |
|
| 4. | 452 | + | 200 | = |
|
| 5. | 450 | + | 142 | = |
|
| 6. | 496 | + | 195 | = |
|
| 7. | 474 | + | 472 | = |
|
| 8. | 450 | + | 115 | = |
|
| 9. | 276 | + | 205 | = |
|
| 10. | 438 | + | 405 | = |
|