Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	468	+		=	691
2.	793	+		=	1.127
3.	545	+		=	823
4.	658	+		=	983
5.	273	+		=	489
6.	925	+		=	1.163
7.	513	+		=	774
8.	547	+		=	769
9.	766	+		=	1.189
10.	827	+		=	1.406

Oefening 2
1.	791	+		=	1.163
2.	831	+		=	1.384
3.	912	+		=	1.759
4.	872	+		=	1.097
5.	738	+		=	943
6.	893	+		=	1.649
7.	703	+		=	1.293
8.	881	+		=	1.188
9.	743	+		=	1.147
10.	425	+		=	732

Oefening 3
1.	927	+		=	1.413
2.	830	+		=	1.057
3.	730	+		=	1.147
4.	926	+		=	1.172
5.	669	+		=	950
6.	923	+		=	1.773
7.	893	+		=	1.772
8.	965	+		=	1.726
9.	898	+		=	1.651
10.	892	+		=	1.640

Oefening 4
1.	627	+		=	865
2.	974	+		=	1.258
3.	886	+		=	1.744
4.	811	+		=	1.011
5.	542	+		=	986
6.	916	+		=	1.186
7.	672	+		=	965
8.	625	+		=	1.234
9.	581	+		=	870
10.	848	+		=	1.456

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	468	+	223	=	691
2.	793	+	334	=	1.127
3.	545	+	278	=	823
4.	658	+	325	=	983
5.	273	+	216	=	489
6.	925	+	238	=	1.163
7.	513	+	261	=	774
8.	547	+	222	=	769
9.	766	+	423	=	1.189
10.	827	+	579	=	1.406

Oefening 2
1.	791	+	372	=	1.163
2.	831	+	553	=	1.384
3.	912	+	847	=	1.759
4.	872	+	225	=	1.097
5.	738	+	205	=	943
6.	893	+	756	=	1.649
7.	703	+	590	=	1.293
8.	881	+	307	=	1.188
9.	743	+	404	=	1.147
10.	425	+	307	=	732

Oefening 3
1.	927	+	486	=	1.413
2.	830	+	227	=	1.057
3.	730	+	417	=	1.147
4.	926	+	246	=	1.172
5.	669	+	281	=	950
6.	923	+	850	=	1.773
7.	893	+	879	=	1.772
8.	965	+	761	=	1.726
9.	898	+	753	=	1.651
10.	892	+	748	=	1.640

Oefening 4
1.	627	+	238	=	865
2.	974	+	284	=	1.258
3.	886	+	858	=	1.744
4.	811	+	200	=	1.011
5.	542	+	444	=	986
6.	916	+	270	=	1.186
7.	672	+	293	=	965
8.	625	+	609	=	1.234
9.	581	+	289	=	870
10.	848	+	608	=	1.456