Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 448 | + | 213 | = |
|
| 2. | 157 | + | 143 | = |
|
| 3. | 343 | + | 243 | = |
|
| 4. | 378 | + | 136 | = |
|
| 5. | 408 | + | 238 | = |
|
| 6. | 259 | + | 231 | = |
|
| 7. | 350 | + | 173 | = |
|
| 8. | 239 | + | 200 | = |
|
| 9. | 152 | + | 144 | = |
|
| 10. | 393 | + | 375 | = |
|
| Oefening 2 | |||||
| 1. | 451 | + | 243 | = |
|
| 2. | 379 | + | 230 | = |
|
| 3. | 420 | + | 282 | = |
|
| 4. | 378 | + | 242 | = |
|
| 5. | 320 | + | 248 | = |
|
| 6. | 486 | + | 329 | = |
|
| 7. | 462 | + | 183 | = |
|
| 8. | 270 | + | 229 | = |
|
| 9. | 392 | + | 202 | = |
|
| 10. | 233 | + | 196 | = |
|
| Oefening 3 | |||||
| 1. | 418 | + | 280 | = |
|
| 2. | 269 | + | 166 | = |
|
| 3. | 428 | + | 235 | = |
|
| 4. | 474 | + | 261 | = |
|
| 5. | 306 | + | 179 | = |
|
| 6. | 316 | + | 316 | = |
|
| 7. | 423 | + | 107 | = |
|
| 8. | 176 | + | 162 | = |
|
| 9. | 437 | + | 352 | = |
|
| 10. | 482 | + | 345 | = |
|
| Oefening 4 | |||||
| 1. | 327 | + | 210 | = |
|
| 2. | 127 | + | 121 | = |
|
| 3. | 393 | + | 379 | = |
|
| 4. | 381 | + | 283 | = |
|
| 5. | 306 | + | 129 | = |
|
| 6. | 346 | + | 135 | = |
|
| 7. | 443 | + | 135 | = |
|
| 8. | 318 | + | 200 | = |
|
| 9. | 451 | + | 240 | = |
|
| 10. | 398 | + | 396 | = |
|