Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 497 | + | 220 | = |
|
| 2. | 474 | + | 124 | = |
|
| 3. | 485 | + | 147 | = |
|
| 4. | 411 | + | 169 | = |
|
| 5. | 488 | + | 328 | = |
|
| 6. | 479 | + | 142 | = |
|
| 7. | 373 | + | 197 | = |
|
| 8. | 485 | + | 364 | = |
|
| 9. | 295 | + | 172 | = |
|
| 10. | 340 | + | 279 | = |
|
| Oefening 2 | |||||
| 1. | 465 | + | 372 | = |
|
| 2. | 145 | + | 117 | = |
|
| 3. | 165 | + | 161 | = |
|
| 4. | 313 | + | 286 | = |
|
| 5. | 441 | + | 135 | = |
|
| 6. | 378 | + | 173 | = |
|
| 7. | 247 | + | 142 | = |
|
| 8. | 382 | + | 192 | = |
|
| 9. | 249 | + | 145 | = |
|
| 10. | 397 | + | 331 | = |
|
| Oefening 3 | |||||
| 1. | 489 | + | 119 | = |
|
| 2. | 322 | + | 182 | = |
|
| 3. | 416 | + | 298 | = |
|
| 4. | 311 | + | 229 | = |
|
| 5. | 457 | + | 104 | = |
|
| 6. | 104 | + | 102 | = |
|
| 7. | 461 | + | 297 | = |
|
| 8. | 478 | + | 431 | = |
|
| 9. | 435 | + | 350 | = |
|
| 10. | 290 | + | 121 | = |
|
| Oefening 4 | |||||
| 1. | 481 | + | 195 | = |
|
| 2. | 323 | + | 148 | = |
|
| 3. | 356 | + | 296 | = |
|
| 4. | 447 | + | 390 | = |
|
| 5. | 359 | + | 115 | = |
|
| 6. | 285 | + | 160 | = |
|
| 7. | 416 | + | 381 | = |
|
| 8. | 368 | + | 348 | = |
|
| 9. | 374 | + | 153 | = |
|
| 10. | 421 | + | 185 | = |
|