Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	767	+		=	1.020
2.	865	+		=	1.444
3.	788	+		=	1.385
4.	426	+		=	834
5.	639	+		=	1.002
6.	550	+		=	816
7.	527	+		=	982
8.	589	+		=	1.039
9.	675	+		=	1.058
10.	699	+		=	953

Oefening 2
1.	634	+		=	909
2.	410	+		=	759
3.	336	+		=	610
4.	892	+		=	1.295
5.	896	+		=	1.501
6.	657	+		=	1.094
7.	715	+		=	993
8.	793	+		=	1.134
9.	789	+		=	1.111
10.	484	+		=	786

Oefening 3
1.	955	+		=	1.571
2.	443	+		=	804
3.	864	+		=	1.666
4.	473	+		=	846
5.	319	+		=	579
6.	663	+		=	1.293
7.	983	+		=	1.825
8.	883	+		=	1.514
9.	268	+		=	518
10.	971	+		=	1.619

Oefening 4
1.	211	+		=	416
2.	858	+		=	1.223
3.	977	+		=	1.668
4.	739	+		=	1.153
5.	369	+		=	684
6.	761	+		=	1.356
7.	249	+		=	464
8.	686	+		=	1.174
9.	941	+		=	1.516
10.	361	+		=	661

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	767	+	253	=	1.020
2.	865	+	579	=	1.444
3.	788	+	597	=	1.385
4.	426	+	408	=	834
5.	639	+	363	=	1.002
6.	550	+	266	=	816
7.	527	+	455	=	982
8.	589	+	450	=	1.039
9.	675	+	383	=	1.058
10.	699	+	254	=	953

Oefening 2
1.	634	+	275	=	909
2.	410	+	349	=	759
3.	336	+	274	=	610
4.	892	+	403	=	1.295
5.	896	+	605	=	1.501
6.	657	+	437	=	1.094
7.	715	+	278	=	993
8.	793	+	341	=	1.134
9.	789	+	322	=	1.111
10.	484	+	302	=	786

Oefening 3
1.	955	+	616	=	1.571
2.	443	+	361	=	804
3.	864	+	802	=	1.666
4.	473	+	373	=	846
5.	319	+	260	=	579
6.	663	+	630	=	1.293
7.	983	+	842	=	1.825
8.	883	+	631	=	1.514
9.	268	+	250	=	518
10.	971	+	648	=	1.619

Oefening 4
1.	211	+	205	=	416
2.	858	+	365	=	1.223
3.	977	+	691	=	1.668
4.	739	+	414	=	1.153
5.	369	+	315	=	684
6.	761	+	595	=	1.356
7.	249	+	215	=	464
8.	686	+	488	=	1.174
9.	941	+	575	=	1.516
10.	361	+	300	=	661