Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 377 | + | 273 | = |
|
| 2. | 195 | + | 124 | = |
|
| 3. | 443 | + | 363 | = |
|
| 4. | 135 | + | 120 | = |
|
| 5. | 393 | + | 293 | = |
|
| 6. | 433 | + | 349 | = |
|
| 7. | 470 | + | 431 | = |
|
| 8. | 232 | + | 169 | = |
|
| 9. | 318 | + | 262 | = |
|
| 10. | 249 | + | 112 | = |
|
| Oefening 2 | |||||
| 1. | 481 | + | 337 | = |
|
| 2. | 394 | + | 383 | = |
|
| 3. | 286 | + | 105 | = |
|
| 4. | 235 | + | 107 | = |
|
| 5. | 475 | + | 341 | = |
|
| 6. | 437 | + | 250 | = |
|
| 7. | 478 | + | 204 | = |
|
| 8. | 327 | + | 228 | = |
|
| 9. | 215 | + | 180 | = |
|
| 10. | 486 | + | 300 | = |
|
| Oefening 3 | |||||
| 1. | 411 | + | 251 | = |
|
| 2. | 342 | + | 144 | = |
|
| 3. | 249 | + | 220 | = |
|
| 4. | 257 | + | 188 | = |
|
| 5. | 452 | + | 443 | = |
|
| 6. | 402 | + | 163 | = |
|
| 7. | 315 | + | 274 | = |
|
| 8. | 151 | + | 126 | = |
|
| 9. | 382 | + | 118 | = |
|
| 10. | 360 | + | 200 | = |
|
| Oefening 4 | |||||
| 1. | 464 | + | 116 | = |
|
| 2. | 487 | + | 171 | = |
|
| 3. | 451 | + | 373 | = |
|
| 4. | 242 | + | 176 | = |
|
| 5. | 372 | + | 151 | = |
|
| 6. | 372 | + | 319 | = |
|
| 7. | 307 | + | 189 | = |
|
| 8. | 324 | + | 100 | = |
|
| 9. | 494 | + | 437 | = |
|
| 10. | 382 | + | 350 | = |
|