Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 234 | + | 104 | = |
|
| 2. | 209 | + | 159 | = |
|
| 3. | 483 | + | 128 | = |
|
| 4. | 219 | + | 127 | = |
|
| 5. | 325 | + | 258 | = |
|
| 6. | 475 | + | 312 | = |
|
| 7. | 308 | + | 204 | = |
|
| 8. | 412 | + | 307 | = |
|
| 9. | 353 | + | 288 | = |
|
| 10. | 489 | + | 400 | = |
|
| Oefening 2 | |||||
| 1. | 406 | + | 182 | = |
|
| 2. | 497 | + | 135 | = |
|
| 3. | 448 | + | 371 | = |
|
| 4. | 445 | + | 140 | = |
|
| 5. | 388 | + | 111 | = |
|
| 6. | 327 | + | 279 | = |
|
| 7. | 238 | + | 202 | = |
|
| 8. | 383 | + | 341 | = |
|
| 9. | 426 | + | 161 | = |
|
| 10. | 262 | + | 255 | = |
|
| Oefening 3 | |||||
| 1. | 475 | + | 181 | = |
|
| 2. | 205 | + | 162 | = |
|
| 3. | 474 | + | 451 | = |
|
| 4. | 381 | + | 239 | = |
|
| 5. | 500 | + | 494 | = |
|
| 6. | 293 | + | 245 | = |
|
| 7. | 185 | + | 144 | = |
|
| 8. | 438 | + | 375 | = |
|
| 9. | 486 | + | 234 | = |
|
| 10. | 365 | + | 145 | = |
|
| Oefening 4 | |||||
| 1. | 233 | + | 221 | = |
|
| 2. | 198 | + | 186 | = |
|
| 3. | 242 | + | 226 | = |
|
| 4. | 214 | + | 208 | = |
|
| 5. | 425 | + | 207 | = |
|
| 6. | 297 | + | 293 | = |
|
| 7. | 447 | + | 138 | = |
|
| 8. | 260 | + | 170 | = |
|
| 9. | 494 | + | 154 | = |
|
| 10. | 373 | + | 264 | = |
|