Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	974	+		=	1.598
2.	670	+		=	1.100
3.	729	+		=	1.140
4.	661	+		=	1.267
5.	988	+		=	1.966
6.	863	+		=	1.197
7.	806	+		=	1.168
8.	586	+		=	939
9.	648	+		=	1.034
10.	904	+		=	1.371

Oefening 2
1.	925	+		=	1.710
2.	859	+		=	1.599
3.	891	+		=	1.398
4.	816	+		=	1.426
5.	522	+		=	989
6.	782	+		=	1.067
7.	833	+		=	1.514
8.	792	+		=	1.103
9.	844	+		=	1.204
10.	666	+		=	1.155

Oefening 3
1.	784	+		=	1.306
2.	912	+		=	1.246
3.	661	+		=	927
4.	852	+		=	1.117
5.	534	+		=	1.058
6.	405	+		=	736
7.	355	+		=	683
8.	530	+		=	760
9.	561	+		=	1.114
10.	221	+		=	428

Oefening 4
1.	535	+		=	835
2.	668	+		=	957
3.	959	+		=	1.861
4.	927	+		=	1.648
5.	892	+		=	1.573
6.	515	+		=	908
7.	956	+		=	1.899
8.	995	+		=	1.864
9.	550	+		=	777
10.	757	+		=	1.355

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	974	+	624	=	1.598
2.	670	+	430	=	1.100
3.	729	+	411	=	1.140
4.	661	+	606	=	1.267
5.	988	+	978	=	1.966
6.	863	+	334	=	1.197
7.	806	+	362	=	1.168
8.	586	+	353	=	939
9.	648	+	386	=	1.034
10.	904	+	467	=	1.371

Oefening 2
1.	925	+	785	=	1.710
2.	859	+	740	=	1.599
3.	891	+	507	=	1.398
4.	816	+	610	=	1.426
5.	522	+	467	=	989
6.	782	+	285	=	1.067
7.	833	+	681	=	1.514
8.	792	+	311	=	1.103
9.	844	+	360	=	1.204
10.	666	+	489	=	1.155

Oefening 3
1.	784	+	522	=	1.306
2.	912	+	334	=	1.246
3.	661	+	266	=	927
4.	852	+	265	=	1.117
5.	534	+	524	=	1.058
6.	405	+	331	=	736
7.	355	+	328	=	683
8.	530	+	230	=	760
9.	561	+	553	=	1.114
10.	221	+	207	=	428

Oefening 4
1.	535	+	300	=	835
2.	668	+	289	=	957
3.	959	+	902	=	1.861
4.	927	+	721	=	1.648
5.	892	+	681	=	1.573
6.	515	+	393	=	908
7.	956	+	943	=	1.899
8.	995	+	869	=	1.864
9.	550	+	227	=	777
10.	757	+	598	=	1.355