Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 364 | + | 264 | = |
|
| 2. | 215 | + | 156 | = |
|
| 3. | 310 | + | 215 | = |
|
| 4. | 425 | + | 333 | = |
|
| 5. | 466 | + | 119 | = |
|
| 6. | 439 | + | 290 | = |
|
| 7. | 460 | + | 447 | = |
|
| 8. | 251 | + | 195 | = |
|
| 9. | 350 | + | 257 | = |
|
| 10. | 476 | + | 291 | = |
|
| Oefening 2 | |||||
| 1. | 262 | + | 246 | = |
|
| 2. | 359 | + | 335 | = |
|
| 3. | 467 | + | 189 | = |
|
| 4. | 360 | + | 306 | = |
|
| 5. | 270 | + | 172 | = |
|
| 6. | 407 | + | 123 | = |
|
| 7. | 286 | + | 246 | = |
|
| 8. | 267 | + | 134 | = |
|
| 9. | 435 | + | 328 | = |
|
| 10. | 455 | + | 389 | = |
|
| Oefening 3 | |||||
| 1. | 309 | + | 170 | = |
|
| 2. | 394 | + | 150 | = |
|
| 3. | 439 | + | 244 | = |
|
| 4. | 305 | + | 282 | = |
|
| 5. | 203 | + | 134 | = |
|
| 6. | 478 | + | 346 | = |
|
| 7. | 137 | + | 108 | = |
|
| 8. | 369 | + | 248 | = |
|
| 9. | 346 | + | 302 | = |
|
| 10. | 332 | + | 154 | = |
|
| Oefening 4 | |||||
| 1. | 297 | + | 251 | = |
|
| 2. | 463 | + | 437 | = |
|
| 3. | 367 | + | 242 | = |
|
| 4. | 468 | + | 168 | = |
|
| 5. | 383 | + | 361 | = |
|
| 6. | 390 | + | 262 | = |
|
| 7. | 464 | + | 227 | = |
|
| 8. | 405 | + | 253 | = |
|
| 9. | 339 | + | 303 | = |
|
| 10. | 411 | + | 270 | = |
|