Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 280 | + | 143 | = |
|
| 2. | 386 | + | 211 | = |
|
| 3. | 434 | + | 145 | = |
|
| 4. | 391 | + | 243 | = |
|
| 5. | 438 | + | 326 | = |
|
| 6. | 427 | + | 267 | = |
|
| 7. | 467 | + | 168 | = |
|
| 8. | 458 | + | 149 | = |
|
| 9. | 428 | + | 208 | = |
|
| 10. | 268 | + | 104 | = |
|
| Oefening 2 | |||||
| 1. | 458 | + | 199 | = |
|
| 2. | 434 | + | 389 | = |
|
| 3. | 452 | + | 245 | = |
|
| 4. | 385 | + | 286 | = |
|
| 5. | 357 | + | 149 | = |
|
| 6. | 329 | + | 228 | = |
|
| 7. | 477 | + | 170 | = |
|
| 8. | 405 | + | 288 | = |
|
| 9. | 402 | + | 199 | = |
|
| 10. | 286 | + | 181 | = |
|
| Oefening 3 | |||||
| 1. | 427 | + | 120 | = |
|
| 2. | 235 | + | 151 | = |
|
| 3. | 461 | + | 443 | = |
|
| 4. | 347 | + | 329 | = |
|
| 5. | 493 | + | 173 | = |
|
| 6. | 356 | + | 156 | = |
|
| 7. | 278 | + | 140 | = |
|
| 8. | 408 | + | 363 | = |
|
| 9. | 261 | + | 176 | = |
|
| 10. | 305 | + | 223 | = |
|
| Oefening 4 | |||||
| 1. | 447 | + | 277 | = |
|
| 2. | 443 | + | 129 | = |
|
| 3. | 197 | + | 161 | = |
|
| 4. | 261 | + | 102 | = |
|
| 5. | 490 | + | 436 | = |
|
| 6. | 254 | + | 222 | = |
|
| 7. | 426 | + | 200 | = |
|
| 8. | 344 | + | 293 | = |
|
| 9. | 285 | + | 234 | = |
|
| 10. | 421 | + | 148 | = |
|