Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 273 | + | 124 | = |
|
| 2. | 442 | + | 214 | = |
|
| 3. | 302 | + | 278 | = |
|
| 4. | 498 | + | 376 | = |
|
| 5. | 332 | + | 324 | = |
|
| 6. | 432 | + | 409 | = |
|
| 7. | 357 | + | 270 | = |
|
| 8. | 210 | + | 110 | = |
|
| 9. | 322 | + | 162 | = |
|
| 10. | 355 | + | 241 | = |
|
| Oefening 2 | |||||
| 1. | 356 | + | 116 | = |
|
| 2. | 486 | + | 261 | = |
|
| 3. | 270 | + | 201 | = |
|
| 4. | 263 | + | 225 | = |
|
| 5. | 300 | + | 280 | = |
|
| 6. | 400 | + | 107 | = |
|
| 7. | 393 | + | 259 | = |
|
| 8. | 489 | + | 411 | = |
|
| 9. | 473 | + | 334 | = |
|
| 10. | 358 | + | 269 | = |
|
| Oefening 3 | |||||
| 1. | 316 | + | 166 | = |
|
| 2. | 351 | + | 168 | = |
|
| 3. | 381 | + | 193 | = |
|
| 4. | 329 | + | 280 | = |
|
| 5. | 467 | + | 442 | = |
|
| 6. | 421 | + | 166 | = |
|
| 7. | 297 | + | 201 | = |
|
| 8. | 385 | + | 213 | = |
|
| 9. | 474 | + | 329 | = |
|
| 10. | 481 | + | 445 | = |
|
| Oefening 4 | |||||
| 1. | 479 | + | 440 | = |
|
| 2. | 279 | + | 262 | = |
|
| 3. | 287 | + | 269 | = |
|
| 4. | 310 | + | 172 | = |
|
| 5. | 255 | + | 154 | = |
|
| 6. | 427 | + | 111 | = |
|
| 7. | 322 | + | 252 | = |
|
| 8. | 155 | + | 111 | = |
|
| 9. | 275 | + | 264 | = |
|
| 10. | 416 | + | 274 | = |
|