Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	962	+		=	1.359
2.	470	+		=	757
3.	780	+		=	1.395
4.	916	+		=	1.501
5.	968	+		=	1.922
6.	988	+		=	1.348
7.	707	+		=	1.281
8.	821	+		=	1.283
9.	667	+		=	892
10.	867	+		=	1.128

Oefening 2
1.	879	+		=	1.676
2.	901	+		=	1.483
3.	738	+		=	1.306
4.	663	+		=	914
5.	949	+		=	1.475
6.	815	+		=	1.536
7.	405	+		=	628
8.	836	+		=	1.397
9.	900	+		=	1.106
10.	934	+		=	1.776

Oefening 3
1.	523	+		=	864
2.	454	+		=	754
3.	998	+		=	1.982
4.	356	+		=	585
5.	919	+		=	1.615
6.	635	+		=	870
7.	806	+		=	1.271
8.	570	+		=	1.135
9.	768	+		=	1.066
10.	629	+		=	1.197

Oefening 4
1.	891	+		=	1.461
2.	964	+		=	1.707
3.	510	+		=	842
4.	820	+		=	1.063
5.	744	+		=	1.094
6.	728	+		=	1.119
7.	484	+		=	813
8.	835	+		=	1.520
9.	451	+		=	698
10.	333	+		=	617

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	962	+	397	=	1.359
2.	470	+	287	=	757
3.	780	+	615	=	1.395
4.	916	+	585	=	1.501
5.	968	+	954	=	1.922
6.	988	+	360	=	1.348
7.	707	+	574	=	1.281
8.	821	+	462	=	1.283
9.	667	+	225	=	892
10.	867	+	261	=	1.128

Oefening 2
1.	879	+	797	=	1.676
2.	901	+	582	=	1.483
3.	738	+	568	=	1.306
4.	663	+	251	=	914
5.	949	+	526	=	1.475
6.	815	+	721	=	1.536
7.	405	+	223	=	628
8.	836	+	561	=	1.397
9.	900	+	206	=	1.106
10.	934	+	842	=	1.776

Oefening 3
1.	523	+	341	=	864
2.	454	+	300	=	754
3.	998	+	984	=	1.982
4.	356	+	229	=	585
5.	919	+	696	=	1.615
6.	635	+	235	=	870
7.	806	+	465	=	1.271
8.	570	+	565	=	1.135
9.	768	+	298	=	1.066
10.	629	+	568	=	1.197

Oefening 4
1.	891	+	570	=	1.461
2.	964	+	743	=	1.707
3.	510	+	332	=	842
4.	820	+	243	=	1.063
5.	744	+	350	=	1.094
6.	728	+	391	=	1.119
7.	484	+	329	=	813
8.	835	+	685	=	1.520
9.	451	+	247	=	698
10.	333	+	284	=	617