Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 493 | + | 303 | = |
|
| 2. | 372 | + | 132 | = |
|
| 3. | 326 | + | 236 | = |
|
| 4. | 373 | + | 175 | = |
|
| 5. | 180 | + | 122 | = |
|
| 6. | 336 | + | 273 | = |
|
| 7. | 349 | + | 108 | = |
|
| 8. | 493 | + | 254 | = |
|
| 9. | 270 | + | 115 | = |
|
| 10. | 433 | + | 143 | = |
|
| Oefening 2 | |||||
| 1. | 439 | + | 248 | = |
|
| 2. | 150 | + | 124 | = |
|
| 3. | 242 | + | 168 | = |
|
| 4. | 327 | + | 192 | = |
|
| 5. | 500 | + | 414 | = |
|
| 6. | 467 | + | 225 | = |
|
| 7. | 341 | + | 160 | = |
|
| 8. | 305 | + | 170 | = |
|
| 9. | 431 | + | 379 | = |
|
| 10. | 490 | + | 354 | = |
|
| Oefening 3 | |||||
| 1. | 430 | + | 341 | = |
|
| 2. | 377 | + | 104 | = |
|
| 3. | 335 | + | 224 | = |
|
| 4. | 318 | + | 250 | = |
|
| 5. | 413 | + | 366 | = |
|
| 6. | 207 | + | 113 | = |
|
| 7. | 179 | + | 123 | = |
|
| 8. | 429 | + | 271 | = |
|
| 9. | 353 | + | 141 | = |
|
| 10. | 481 | + | 466 | = |
|
| Oefening 4 | |||||
| 1. | 244 | + | 109 | = |
|
| 2. | 476 | + | 118 | = |
|
| 3. | 241 | + | 233 | = |
|
| 4. | 461 | + | 409 | = |
|
| 5. | 446 | + | 408 | = |
|
| 6. | 451 | + | 408 | = |
|
| 7. | 480 | + | 430 | = |
|
| 8. | 191 | + | 137 | = |
|
| 9. | 384 | + | 169 | = |
|
| 10. | 452 | + | 229 | = |
|