Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 402 | + | 131 | = |
|
| 2. | 407 | + | 160 | = |
|
| 3. | 414 | + | 157 | = |
|
| 4. | 349 | + | 206 | = |
|
| 5. | 369 | + | 123 | = |
|
| 6. | 366 | + | 259 | = |
|
| 7. | 399 | + | 391 | = |
|
| 8. | 320 | + | 225 | = |
|
| 9. | 480 | + | 276 | = |
|
| 10. | 495 | + | 455 | = |
|
| Oefening 2 | |||||
| 1. | 433 | + | 284 | = |
|
| 2. | 340 | + | 101 | = |
|
| 3. | 378 | + | 327 | = |
|
| 4. | 451 | + | 224 | = |
|
| 5. | 275 | + | 268 | = |
|
| 6. | 261 | + | 151 | = |
|
| 7. | 252 | + | 207 | = |
|
| 8. | 322 | + | 194 | = |
|
| 9. | 413 | + | 115 | = |
|
| 10. | 430 | + | 229 | = |
|
| Oefening 3 | |||||
| 1. | 480 | + | 190 | = |
|
| 2. | 419 | + | 335 | = |
|
| 3. | 466 | + | 250 | = |
|
| 4. | 340 | + | 208 | = |
|
| 5. | 490 | + | 379 | = |
|
| 6. | 436 | + | 170 | = |
|
| 7. | 468 | + | 296 | = |
|
| 8. | 416 | + | 317 | = |
|
| 9. | 379 | + | 339 | = |
|
| 10. | 438 | + | 315 | = |
|
| Oefening 4 | |||||
| 1. | 476 | + | 261 | = |
|
| 2. | 416 | + | 368 | = |
|
| 3. | 412 | + | 213 | = |
|
| 4. | 233 | + | 205 | = |
|
| 5. | 325 | + | 262 | = |
|
| 6. | 155 | + | 112 | = |
|
| 7. | 240 | + | 102 | = |
|
| 8. | 394 | + | 143 | = |
|
| 9. | 444 | + | 153 | = |
|
| 10. | 129 | + | 126 | = |
|