Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 417 | + | 320 | = |
|
| 2. | 303 | + | 288 | = |
|
| 3. | 335 | + | 241 | = |
|
| 4. | 475 | + | 364 | = |
|
| 5. | 431 | + | 408 | = |
|
| 6. | 384 | + | 375 | = |
|
| 7. | 414 | + | 238 | = |
|
| 8. | 320 | + | 236 | = |
|
| 9. | 462 | + | 367 | = |
|
| 10. | 228 | + | 182 | = |
|
| Oefening 2 | |||||
| 1. | 222 | + | 105 | = |
|
| 2. | 261 | + | 137 | = |
|
| 3. | 354 | + | 229 | = |
|
| 4. | 327 | + | 201 | = |
|
| 5. | 140 | + | 135 | = |
|
| 6. | 470 | + | 464 | = |
|
| 7. | 493 | + | 228 | = |
|
| 8. | 292 | + | 280 | = |
|
| 9. | 347 | + | 156 | = |
|
| 10. | 399 | + | 381 | = |
|
| Oefening 3 | |||||
| 1. | 500 | + | 425 | = |
|
| 2. | 389 | + | 244 | = |
|
| 3. | 443 | + | 201 | = |
|
| 4. | 472 | + | 200 | = |
|
| 5. | 171 | + | 121 | = |
|
| 6. | 394 | + | 229 | = |
|
| 7. | 383 | + | 170 | = |
|
| 8. | 391 | + | 249 | = |
|
| 9. | 400 | + | 114 | = |
|
| 10. | 475 | + | 151 | = |
|
| Oefening 4 | |||||
| 1. | 477 | + | 222 | = |
|
| 2. | 407 | + | 123 | = |
|
| 3. | 457 | + | 270 | = |
|
| 4. | 494 | + | 490 | = |
|
| 5. | 478 | + | 329 | = |
|
| 6. | 388 | + | 371 | = |
|
| 7. | 373 | + | 130 | = |
|
| 8. | 414 | + | 179 | = |
|
| 9. | 160 | + | 139 | = |
|
| 10. | 189 | + | 127 | = |
|