Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 281 | + | 144 | = |
|
| 2. | 364 | + | 354 | = |
|
| 3. | 189 | + | 148 | = |
|
| 4. | 367 | + | 308 | = |
|
| 5. | 464 | + | 409 | = |
|
| 6. | 298 | + | 211 | = |
|
| 7. | 456 | + | 140 | = |
|
| 8. | 484 | + | 393 | = |
|
| 9. | 498 | + | 148 | = |
|
| 10. | 360 | + | 221 | = |
|
| Oefening 2 | |||||
| 1. | 321 | + | 316 | = |
|
| 2. | 358 | + | 297 | = |
|
| 3. | 473 | + | 146 | = |
|
| 4. | 476 | + | 226 | = |
|
| 5. | 495 | + | 383 | = |
|
| 6. | 409 | + | 343 | = |
|
| 7. | 471 | + | 307 | = |
|
| 8. | 421 | + | 303 | = |
|
| 9. | 390 | + | 372 | = |
|
| 10. | 315 | + | 275 | = |
|
| Oefening 3 | |||||
| 1. | 171 | + | 151 | = |
|
| 2. | 367 | + | 122 | = |
|
| 3. | 401 | + | 204 | = |
|
| 4. | 457 | + | 419 | = |
|
| 5. | 491 | + | 143 | = |
|
| 6. | 211 | + | 147 | = |
|
| 7. | 475 | + | 160 | = |
|
| 8. | 242 | + | 207 | = |
|
| 9. | 384 | + | 271 | = |
|
| 10. | 233 | + | 146 | = |
|
| Oefening 4 | |||||
| 1. | 202 | + | 197 | = |
|
| 2. | 448 | + | 408 | = |
|
| 3. | 475 | + | 414 | = |
|
| 4. | 493 | + | 254 | = |
|
| 5. | 492 | + | 365 | = |
|
| 6. | 351 | + | 171 | = |
|
| 7. | 282 | + | 242 | = |
|
| 8. | 244 | + | 193 | = |
|
| 9. | 494 | + | 356 | = |
|
| 10. | 423 | + | 235 | = |
|