Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 411 | + | 260 | = |
|
| 2. | 436 | + | 402 | = |
|
| 3. | 222 | + | 109 | = |
|
| 4. | 489 | + | 298 | = |
|
| 5. | 345 | + | 112 | = |
|
| 6. | 409 | + | 293 | = |
|
| 7. | 414 | + | 102 | = |
|
| 8. | 275 | + | 193 | = |
|
| 9. | 466 | + | 383 | = |
|
| 10. | 235 | + | 223 | = |
|
| Oefening 2 | |||||
| 1. | 318 | + | 216 | = |
|
| 2. | 302 | + | 195 | = |
|
| 3. | 335 | + | 315 | = |
|
| 4. | 174 | + | 150 | = |
|
| 5. | 455 | + | 373 | = |
|
| 6. | 433 | + | 269 | = |
|
| 7. | 495 | + | 146 | = |
|
| 8. | 309 | + | 287 | = |
|
| 9. | 392 | + | 311 | = |
|
| 10. | 466 | + | 176 | = |
|
| Oefening 3 | |||||
| 1. | 389 | + | 322 | = |
|
| 2. | 410 | + | 319 | = |
|
| 3. | 471 | + | 178 | = |
|
| 4. | 375 | + | 114 | = |
|
| 5. | 372 | + | 223 | = |
|
| 6. | 271 | + | 210 | = |
|
| 7. | 397 | + | 284 | = |
|
| 8. | 423 | + | 280 | = |
|
| 9. | 339 | + | 243 | = |
|
| 10. | 280 | + | 145 | = |
|
| Oefening 4 | |||||
| 1. | 376 | + | 203 | = |
|
| 2. | 463 | + | 280 | = |
|
| 3. | 396 | + | 303 | = |
|
| 4. | 429 | + | 251 | = |
|
| 5. | 486 | + | 438 | = |
|
| 6. | 472 | + | 169 | = |
|
| 7. | 479 | + | 438 | = |
|
| 8. | 387 | + | 326 | = |
|
| 9. | 368 | + | 163 | = |
|
| 10. | 202 | + | 162 | = |
|