Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 462 | + | 266 | = |
|
| 2. | 481 | + | 456 | = |
|
| 3. | 297 | + | 247 | = |
|
| 4. | 491 | + | 365 | = |
|
| 5. | 433 | + | 240 | = |
|
| 6. | 263 | + | 242 | = |
|
| 7. | 284 | + | 231 | = |
|
| 8. | 270 | + | 207 | = |
|
| 9. | 460 | + | 304 | = |
|
| 10. | 378 | + | 169 | = |
|
| Oefening 2 | |||||
| 1. | 428 | + | 271 | = |
|
| 2. | 401 | + | 125 | = |
|
| 3. | 270 | + | 243 | = |
|
| 4. | 287 | + | 216 | = |
|
| 5. | 229 | + | 130 | = |
|
| 6. | 368 | + | 127 | = |
|
| 7. | 471 | + | 234 | = |
|
| 8. | 413 | + | 361 | = |
|
| 9. | 364 | + | 346 | = |
|
| 10. | 315 | + | 221 | = |
|
| Oefening 3 | |||||
| 1. | 300 | + | 171 | = |
|
| 2. | 237 | + | 193 | = |
|
| 3. | 390 | + | 246 | = |
|
| 4. | 314 | + | 126 | = |
|
| 5. | 423 | + | 263 | = |
|
| 6. | 320 | + | 209 | = |
|
| 7. | 481 | + | 382 | = |
|
| 8. | 475 | + | 375 | = |
|
| 9. | 491 | + | 119 | = |
|
| 10. | 327 | + | 104 | = |
|
| Oefening 4 | |||||
| 1. | 312 | + | 114 | = |
|
| 2. | 437 | + | 145 | = |
|
| 3. | 420 | + | 147 | = |
|
| 4. | 166 | + | 147 | = |
|
| 5. | 147 | + | 146 | = |
|
| 6. | 447 | + | 176 | = |
|
| 7. | 201 | + | 132 | = |
|
| 8. | 490 | + | 217 | = |
|
| 9. | 142 | + | 105 | = |
|
| 10. | 484 | + | 414 | = |
|