Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 304 | + | 298 | = |
|
| 2. | 173 | + | 170 | = |
|
| 3. | 397 | + | 217 | = |
|
| 4. | 257 | + | 175 | = |
|
| 5. | 354 | + | 270 | = |
|
| 6. | 430 | + | 311 | = |
|
| 7. | 430 | + | 307 | = |
|
| 8. | 430 | + | 360 | = |
|
| 9. | 384 | + | 347 | = |
|
| 10. | 381 | + | 310 | = |
|
| Oefening 2 | |||||
| 1. | 463 | + | 163 | = |
|
| 2. | 425 | + | 390 | = |
|
| 3. | 336 | + | 148 | = |
|
| 4. | 360 | + | 292 | = |
|
| 5. | 284 | + | 139 | = |
|
| 6. | 456 | + | 150 | = |
|
| 7. | 273 | + | 121 | = |
|
| 8. | 320 | + | 277 | = |
|
| 9. | 426 | + | 389 | = |
|
| 10. | 192 | + | 155 | = |
|
| Oefening 3 | |||||
| 1. | 336 | + | 309 | = |
|
| 2. | 386 | + | 109 | = |
|
| 3. | 263 | + | 201 | = |
|
| 4. | 398 | + | 123 | = |
|
| 5. | 482 | + | 211 | = |
|
| 6. | 435 | + | 251 | = |
|
| 7. | 376 | + | 305 | = |
|
| 8. | 359 | + | 349 | = |
|
| 9. | 479 | + | 479 | = |
|
| 10. | 400 | + | 311 | = |
|
| Oefening 4 | |||||
| 1. | 243 | + | 240 | = |
|
| 2. | 292 | + | 211 | = |
|
| 3. | 377 | + | 228 | = |
|
| 4. | 258 | + | 158 | = |
|
| 5. | 332 | + | 233 | = |
|
| 6. | 262 | + | 191 | = |
|
| 7. | 371 | + | 337 | = |
|
| 8. | 447 | + | 106 | = |
|
| 9. | 231 | + | 192 | = |
|
| 10. | 255 | + | 123 | = |
|