Erbijsommen t/m 1.000
Optellen
| 1. | 446 + 367 = |
569
|
604
|
813
|
639
|
| 2. | 338 + 297 = |
786
|
675
|
635
|
599
|
| 3. | 496 + 151 = |
972
|
509
|
875
|
647
|
| 4. | 421 + 105 = |
625
|
719
|
526
|
934
|
| 5. | 435 + 393 = |
675
|
979
|
828
|
686
|
| 6. | 334 + 194 = |
852
|
520
|
951
|
528
|
| 7. | 410 + 296 = |
856
|
887
|
706
|
520
|
| 8. | 320 + 166 = |
293
|
264
|
478
|
486
|
| 9. | 278 + 130 = |
408
|
470
|
262
|
237
|
| 10. | 247 + 234 = |
258
|
272
|
481
|
268
|
| 11. | 358 + 333 = |
691
|
948
|
654
|
865
|
| 12. | 450 + 197 = |
782
|
836
|
822
|
647
|