Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 361 | + | 260 | = |
|
| 2. | 416 | + | 354 | = |
|
| 3. | 457 | + | 182 | = |
|
| 4. | 362 | + | 299 | = |
|
| 5. | 374 | + | 276 | = |
|
| 6. | 248 | + | 129 | = |
|
| 7. | 494 | + | 266 | = |
|
| 8. | 429 | + | 383 | = |
|
| 9. | 260 | + | 207 | = |
|
| 10. | 169 | + | 120 | = |
|
| Oefening 2 | |||||
| 1. | 308 | + | 235 | = |
|
| 2. | 328 | + | 212 | = |
|
| 3. | 302 | + | 230 | = |
|
| 4. | 397 | + | 143 | = |
|
| 5. | 187 | + | 128 | = |
|
| 6. | 479 | + | 259 | = |
|
| 7. | 477 | + | 429 | = |
|
| 8. | 389 | + | 305 | = |
|
| 9. | 473 | + | 411 | = |
|
| 10. | 358 | + | 243 | = |
|
| Oefening 3 | |||||
| 1. | 453 | + | 415 | = |
|
| 2. | 234 | + | 160 | = |
|
| 3. | 468 | + | 299 | = |
|
| 4. | 468 | + | 273 | = |
|
| 5. | 310 | + | 254 | = |
|
| 6. | 253 | + | 147 | = |
|
| 7. | 359 | + | 339 | = |
|
| 8. | 150 | + | 124 | = |
|
| 9. | 438 | + | 161 | = |
|
| 10. | 245 | + | 161 | = |
|
| Oefening 4 | |||||
| 1. | 268 | + | 237 | = |
|
| 2. | 340 | + | 264 | = |
|
| 3. | 500 | + | 192 | = |
|
| 4. | 480 | + | 331 | = |
|
| 5. | 259 | + | 151 | = |
|
| 6. | 420 | + | 416 | = |
|
| 7. | 346 | + | 189 | = |
|
| 8. | 327 | + | 262 | = |
|
| 9. | 496 | + | 125 | = |
|
| 10. | 107 | + | 103 | = |
|