Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	708	+		=	1.226
2.	572	+		=	1.119
3.	984	+		=	1.306
4.	428	+		=	634
5.	598	+		=	1.118
6.	964	+		=	1.268
7.	817	+		=	1.120
8.	484	+		=	747
9.	527	+		=	787
10.	500	+		=	818

Oefening 2
1.	528	+		=	957
2.	477	+		=	684
3.	274	+		=	477
4.	816	+		=	1.271
5.	657	+		=	1.303
6.	555	+		=	1.027
7.	883	+		=	1.648
8.	375	+		=	657
9.	658	+		=	1.132
10.	685	+		=	1.048

Oefening 3
1.	953	+		=	1.448
2.	882	+		=	1.477
3.	837	+		=	1.204
4.	728	+		=	1.278
5.	797	+		=	1.454
6.	568	+		=	828
7.	799	+		=	1.487
8.	505	+		=	884
9.	655	+		=	1.228
10.	823	+		=	1.027

Oefening 4
1.	817	+		=	1.420
2.	998	+		=	1.573
3.	356	+		=	603
4.	654	+		=	1.129
5.	836	+		=	1.610
6.	442	+		=	806
7.	977	+		=	1.919
8.	996	+		=	1.662
9.	786	+		=	1.326
10.	847	+		=	1.178

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	708	+	518	=	1.226
2.	572	+	547	=	1.119
3.	984	+	322	=	1.306
4.	428	+	206	=	634
5.	598	+	520	=	1.118
6.	964	+	304	=	1.268
7.	817	+	303	=	1.120
8.	484	+	263	=	747
9.	527	+	260	=	787
10.	500	+	318	=	818

Oefening 2
1.	528	+	429	=	957
2.	477	+	207	=	684
3.	274	+	203	=	477
4.	816	+	455	=	1.271
5.	657	+	646	=	1.303
6.	555	+	472	=	1.027
7.	883	+	765	=	1.648
8.	375	+	282	=	657
9.	658	+	474	=	1.132
10.	685	+	363	=	1.048

Oefening 3
1.	953	+	495	=	1.448
2.	882	+	595	=	1.477
3.	837	+	367	=	1.204
4.	728	+	550	=	1.278
5.	797	+	657	=	1.454
6.	568	+	260	=	828
7.	799	+	688	=	1.487
8.	505	+	379	=	884
9.	655	+	573	=	1.228
10.	823	+	204	=	1.027

Oefening 4
1.	817	+	603	=	1.420
2.	998	+	575	=	1.573
3.	356	+	247	=	603
4.	654	+	475	=	1.129
5.	836	+	774	=	1.610
6.	442	+	364	=	806
7.	977	+	942	=	1.919
8.	996	+	666	=	1.662
9.	786	+	540	=	1.326
10.	847	+	331	=	1.178