Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 484 | + | 324 | = |
|
| 2. | 339 | + | 231 | = |
|
| 3. | 423 | + | 140 | = |
|
| 4. | 278 | + | 173 | = |
|
| 5. | 382 | + | 135 | = |
|
| 6. | 375 | + | 338 | = |
|
| 7. | 299 | + | 165 | = |
|
| 8. | 228 | + | 166 | = |
|
| 9. | 240 | + | 153 | = |
|
| 10. | 392 | + | 118 | = |
|
| Oefening 2 | |||||
| 1. | 257 | + | 121 | = |
|
| 2. | 456 | + | 362 | = |
|
| 3. | 196 | + | 132 | = |
|
| 4. | 187 | + | 166 | = |
|
| 5. | 347 | + | 134 | = |
|
| 6. | 232 | + | 221 | = |
|
| 7. | 301 | + | 296 | = |
|
| 8. | 451 | + | 183 | = |
|
| 9. | 269 | + | 184 | = |
|
| 10. | 302 | + | 222 | = |
|
| Oefening 3 | |||||
| 1. | 433 | + | 394 | = |
|
| 2. | 456 | + | 318 | = |
|
| 3. | 435 | + | 278 | = |
|
| 4. | 138 | + | 119 | = |
|
| 5. | 475 | + | 312 | = |
|
| 6. | 232 | + | 219 | = |
|
| 7. | 423 | + | 196 | = |
|
| 8. | 363 | + | 266 | = |
|
| 9. | 226 | + | 121 | = |
|
| 10. | 495 | + | 319 | = |
|
| Oefening 4 | |||||
| 1. | 310 | + | 193 | = |
|
| 2. | 465 | + | 448 | = |
|
| 3. | 480 | + | 468 | = |
|
| 4. | 496 | + | 393 | = |
|
| 5. | 459 | + | 336 | = |
|
| 6. | 499 | + | 496 | = |
|
| 7. | 314 | + | 155 | = |
|
| 8. | 177 | + | 118 | = |
|
| 9. | 417 | + | 225 | = |
|
| 10. | 369 | + | 219 | = |
|