Erbijsommen t/m 2.000

Optellen
1. 578 + 300 =
867
878
815
525
2. 900 + 405 =
1.305
1.755
1.572
1.741
3. 919 + 466 =
1.725
1.865
1.385
1.914
4. 538 + 519 =
1.157
1.337
1.057
1.657
5. 692 + 684 =
1.376
1.880
1.502
1.616
6. 463 + 312 =
882
852
775
698
7. 849 + 207 =
1.032
1.104
1.744
1.056
8. 879 + 681 =
1.924
1.020
1.700
1.560
9. 850 + 738 =
1.071
1.588
1.999
1.792
10. 753 + 253 =
1.189
1.006
1.041
1.588
11. 800 + 375 =
1.175
1.511
1.163
1.148
12. 948 + 583 =
1.687
1.974
1.531
1.952

Erbijsommen t/m 2.000
| ANTWOORDEN

Optellen
1. 578 + 300 =
867
878
815
525
2. 900 + 405 =
1.305
1.755
1.572
1.741
3. 919 + 466 =
1.725
1.865
1.385
1.914
4. 538 + 519 =
1.157
1.337
1.057
1.657
5. 692 + 684 =
1.376
1.880
1.502
1.616
6. 463 + 312 =
882
852
775
698
7. 849 + 207 =
1.032
1.104
1.744
1.056
8. 879 + 681 =
1.924
1.020
1.700
1.560
9. 850 + 738 =
1.071
1.588
1.999
1.792
10. 753 + 253 =
1.189
1.006
1.041
1.588
11. 800 + 375 =
1.175
1.511
1.163
1.148
12. 948 + 583 =
1.687
1.974
1.531
1.952