Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 382 | + | 136 | = |
|
| 2. | 253 | + | 250 | = |
|
| 3. | 471 | + | 149 | = |
|
| 4. | 430 | + | 165 | = |
|
| 5. | 494 | + | 354 | = |
|
| 6. | 238 | + | 172 | = |
|
| 7. | 354 | + | 206 | = |
|
| 8. | 335 | + | 160 | = |
|
| 9. | 361 | + | 127 | = |
|
| 10. | 352 | + | 115 | = |
|
| Oefening 2 | |||||
| 1. | 385 | + | 239 | = |
|
| 2. | 458 | + | 225 | = |
|
| 3. | 282 | + | 202 | = |
|
| 4. | 310 | + | 211 | = |
|
| 5. | 224 | + | 187 | = |
|
| 6. | 448 | + | 378 | = |
|
| 7. | 383 | + | 228 | = |
|
| 8. | 459 | + | 210 | = |
|
| 9. | 327 | + | 143 | = |
|
| 10. | 420 | + | 206 | = |
|
| Oefening 3 | |||||
| 1. | 396 | + | 284 | = |
|
| 2. | 407 | + | 390 | = |
|
| 3. | 410 | + | 344 | = |
|
| 4. | 494 | + | 291 | = |
|
| 5. | 457 | + | 272 | = |
|
| 6. | 168 | + | 126 | = |
|
| 7. | 194 | + | 140 | = |
|
| 8. | 457 | + | 414 | = |
|
| 9. | 443 | + | 270 | = |
|
| 10. | 139 | + | 131 | = |
|
| Oefening 4 | |||||
| 1. | 124 | + | 123 | = |
|
| 2. | 444 | + | 206 | = |
|
| 3. | 308 | + | 169 | = |
|
| 4. | 469 | + | 390 | = |
|
| 5. | 489 | + | 167 | = |
|
| 6. | 445 | + | 230 | = |
|
| 7. | 250 | + | 200 | = |
|
| 8. | 488 | + | 411 | = |
|
| 9. | 366 | + | 266 | = |
|
| 10. | 492 | + | 288 | = |
|