Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 360 | + | 160 | = |
|
| 2. | 450 | + | 441 | = |
|
| 3. | 472 | + | 154 | = |
|
| 4. | 358 | + | 276 | = |
|
| 5. | 312 | + | 123 | = |
|
| 6. | 262 | + | 102 | = |
|
| 7. | 215 | + | 138 | = |
|
| 8. | 290 | + | 161 | = |
|
| 9. | 358 | + | 215 | = |
|
| 10. | 223 | + | 112 | = |
|
| Oefening 2 | |||||
| 1. | 280 | + | 112 | = |
|
| 2. | 500 | + | 438 | = |
|
| 3. | 476 | + | 231 | = |
|
| 4. | 439 | + | 390 | = |
|
| 5. | 453 | + | 119 | = |
|
| 6. | 212 | + | 127 | = |
|
| 7. | 398 | + | 397 | = |
|
| 8. | 425 | + | 110 | = |
|
| 9. | 380 | + | 370 | = |
|
| 10. | 465 | + | 303 | = |
|
| Oefening 3 | |||||
| 1. | 443 | + | 154 | = |
|
| 2. | 459 | + | 345 | = |
|
| 3. | 492 | + | 340 | = |
|
| 4. | 486 | + | 133 | = |
|
| 5. | 347 | + | 190 | = |
|
| 6. | 215 | + | 171 | = |
|
| 7. | 293 | + | 249 | = |
|
| 8. | 128 | + | 106 | = |
|
| 9. | 454 | + | 108 | = |
|
| 10. | 301 | + | 204 | = |
|
| Oefening 4 | |||||
| 1. | 345 | + | 252 | = |
|
| 2. | 464 | + | 281 | = |
|
| 3. | 316 | + | 142 | = |
|
| 4. | 376 | + | 154 | = |
|
| 5. | 480 | + | 327 | = |
|
| 6. | 370 | + | 243 | = |
|
| 7. | 167 | + | 124 | = |
|
| 8. | 277 | + | 259 | = |
|
| 9. | 441 | + | 260 | = |
|
| 10. | 410 | + | 353 | = |
|