Erbijsommen tot 1.000
Erbijsommen
| Oefening 1 | |||||
| 1. | 240 | + | 130 | = |
|
| 2. | 439 | + | 240 | = |
|
| 3. | 385 | + | 237 | = |
|
| 4. | 440 | + | 223 | = |
|
| 5. | 384 | + | 207 | = |
|
| 6. | 359 | + | 125 | = |
|
| 7. | 300 | + | 285 | = |
|
| 8. | 347 | + | 214 | = |
|
| 9. | 260 | + | 243 | = |
|
| 10. | 496 | + | 443 | = |
|
| Oefening 2 | |||||
| 1. | 315 | + | 140 | = |
|
| 2. | 302 | + | 134 | = |
|
| 3. | 331 | + | 209 | = |
|
| 4. | 335 | + | 319 | = |
|
| 5. | 365 | + | 193 | = |
|
| 6. | 319 | + | 302 | = |
|
| 7. | 238 | + | 116 | = |
|
| 8. | 362 | + | 186 | = |
|
| 9. | 259 | + | 233 | = |
|
| 10. | 453 | + | 140 | = |
|
| Oefening 3 | |||||
| 1. | 356 | + | 270 | = |
|
| 2. | 370 | + | 281 | = |
|
| 3. | 471 | + | 363 | = |
|
| 4. | 216 | + | 209 | = |
|
| 5. | 349 | + | 333 | = |
|
| 6. | 302 | + | 165 | = |
|
| 7. | 280 | + | 155 | = |
|
| 8. | 477 | + | 149 | = |
|
| 9. | 494 | + | 213 | = |
|
| 10. | 394 | + | 382 | = |
|
| Oefening 4 | |||||
| 1. | 377 | + | 222 | = |
|
| 2. | 263 | + | 115 | = |
|
| 3. | 265 | + | 174 | = |
|
| 4. | 338 | + | 254 | = |
|
| 5. | 313 | + | 266 | = |
|
| 6. | 492 | + | 233 | = |
|
| 7. | 258 | + | 124 | = |
|
| 8. | 356 | + | 186 | = |
|
| 9. | 255 | + | 208 | = |
|
| 10. | 324 | + | 293 | = |
|