Erbijsommen t/m 2.000

Optellen
1. 523 + 255 =
666
792
830
778
2. 388 + 306 =
741
549
514
694
3. 644 + 215 =
676
953
859
765
4. 905 + 471 =
1.376
1.229
1.251
1.955
5. 710 + 485 =
1.195
1.969
1.920
1.177
6. 980 + 497 =
1.477
1.391
1.148
1.831
7. 718 + 326 =
1.044
1.508
1.682
1.200
8. 985 + 594 =
1.822
1.354
1.579
1.931
9. 469 + 417 =
718
516
983
886
10. 545 + 389 =
881
934
643
819
11. 949 + 305 =
1.679
1.107
1.580
1.254
12. 992 + 738 =
1.889
1.783
1.070
1.730

Erbijsommen t/m 2.000
| ANTWOORDEN

Optellen
1. 523 + 255 =
666
792
830
778
2. 388 + 306 =
741
549
514
694
3. 644 + 215 =
676
953
859
765
4. 905 + 471 =
1.376
1.229
1.251
1.955
5. 710 + 485 =
1.195
1.969
1.920
1.177
6. 980 + 497 =
1.477
1.391
1.148
1.831
7. 718 + 326 =
1.044
1.508
1.682
1.200
8. 985 + 594 =
1.822
1.354
1.579
1.931
9. 469 + 417 =
718
516
983
886
10. 545 + 389 =
881
934
643
819
11. 949 + 305 =
1.679
1.107
1.580
1.254
12. 992 + 738 =
1.889
1.783
1.070
1.730