Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	837	+		=	1.209
2.	543	+		=	881
3.	893	+		=	1.684
4.	971	+		=	1.298
5.	889	+		=	1.371
6.	746	+		=	1.379
7.	952	+		=	1.803
8.	955	+		=	1.595
9.	819	+		=	1.235
10.	382	+		=	642

Oefening 2
1.	483	+		=	827
2.	987	+		=	1.679
3.	709	+		=	1.130
4.	895	+		=	1.149
5.	561	+		=	1.059
6.	851	+		=	1.157
7.	839	+		=	1.133
8.	972	+		=	1.701
9.	770	+		=	1.319
10.	783	+		=	1.177

Oefening 3
1.	641	+		=	1.253
2.	976	+		=	1.766
3.	838	+		=	1.341
4.	811	+		=	1.603
5.	799	+		=	1.310
6.	589	+		=	849
7.	940	+		=	1.486
8.	828	+		=	1.048
9.	957	+		=	1.672
10.	417	+		=	832

Oefening 4
1.	635	+		=	1.168
2.	613	+		=	1.204
3.	435	+		=	813
4.	590	+		=	977
5.	848	+		=	1.273
6.	667	+		=	961
7.	810	+		=	1.249
8.	730	+		=	1.266
9.	865	+		=	1.726
10.	610	+		=	1.189

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	837	+	372	=	1.209
2.	543	+	338	=	881
3.	893	+	791	=	1.684
4.	971	+	327	=	1.298
5.	889	+	482	=	1.371
6.	746	+	633	=	1.379
7.	952	+	851	=	1.803
8.	955	+	640	=	1.595
9.	819	+	416	=	1.235
10.	382	+	260	=	642

Oefening 2
1.	483	+	344	=	827
2.	987	+	692	=	1.679
3.	709	+	421	=	1.130
4.	895	+	254	=	1.149
5.	561	+	498	=	1.059
6.	851	+	306	=	1.157
7.	839	+	294	=	1.133
8.	972	+	729	=	1.701
9.	770	+	549	=	1.319
10.	783	+	394	=	1.177

Oefening 3
1.	641	+	612	=	1.253
2.	976	+	790	=	1.766
3.	838	+	503	=	1.341
4.	811	+	792	=	1.603
5.	799	+	511	=	1.310
6.	589	+	260	=	849
7.	940	+	546	=	1.486
8.	828	+	220	=	1.048
9.	957	+	715	=	1.672
10.	417	+	415	=	832

Oefening 4
1.	635	+	533	=	1.168
2.	613	+	591	=	1.204
3.	435	+	378	=	813
4.	590	+	387	=	977
5.	848	+	425	=	1.273
6.	667	+	294	=	961
7.	810	+	439	=	1.249
8.	730	+	536	=	1.266
9.	865	+	861	=	1.726
10.	610	+	579	=	1.189