Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 237 | + | 197 | = |
|
| 2. | 421 | + | 215 | = |
|
| 3. | 235 | + | 170 | = |
|
| 4. | 411 | + | 345 | = |
|
| 5. | 471 | + | 175 | = |
|
| 6. | 176 | + | 128 | = |
|
| 7. | 456 | + | 264 | = |
|
| 8. | 350 | + | 242 | = |
|
| 9. | 500 | + | 115 | = |
|
| 10. | 487 | + | 406 | = |
|
| Oefening 2 | |||||
| 1. | 335 | + | 123 | = |
|
| 2. | 495 | + | 369 | = |
|
| 3. | 303 | + | 298 | = |
|
| 4. | 384 | + | 350 | = |
|
| 5. | 470 | + | 133 | = |
|
| 6. | 313 | + | 274 | = |
|
| 7. | 331 | + | 101 | = |
|
| 8. | 400 | + | 389 | = |
|
| 9. | 429 | + | 177 | = |
|
| 10. | 457 | + | 203 | = |
|
| Oefening 3 | |||||
| 1. | 185 | + | 169 | = |
|
| 2. | 233 | + | 181 | = |
|
| 3. | 248 | + | 181 | = |
|
| 4. | 492 | + | 188 | = |
|
| 5. | 230 | + | 222 | = |
|
| 6. | 347 | + | 282 | = |
|
| 7. | 332 | + | 254 | = |
|
| 8. | 204 | + | 168 | = |
|
| 9. | 308 | + | 245 | = |
|
| 10. | 199 | + | 180 | = |
|
| Oefening 4 | |||||
| 1. | 443 | + | 154 | = |
|
| 2. | 319 | + | 143 | = |
|
| 3. | 183 | + | 129 | = |
|
| 4. | 351 | + | 309 | = |
|
| 5. | 329 | + | 266 | = |
|
| 6. | 144 | + | 122 | = |
|
| 7. | 145 | + | 105 | = |
|
| 8. | 355 | + | 217 | = |
|
| 9. | 495 | + | 263 | = |
|
| 10. | 362 | + | 278 | = |
|