Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	953	+		=	1.641
2.	858	+		=	1.135
3.	843	+		=	1.234
4.	903	+		=	1.268
5.	524	+		=	1.042
6.	592	+		=	880
7.	730	+		=	1.403
8.	549	+		=	753
9.	988	+		=	1.664
10.	713	+		=	1.335

Oefening 2
1.	790	+		=	1.045
2.	740	+		=	1.131
3.	958	+		=	1.749
4.	571	+		=	1.084
5.	994	+		=	1.217
6.	660	+		=	861
7.	410	+		=	732
8.	911	+		=	1.134
9.	834	+		=	1.561
10.	666	+		=	937

Oefening 3
1.	452	+		=	691
2.	678	+		=	1.150
3.	976	+		=	1.323
4.	711	+		=	1.362
5.	483	+		=	700
6.	810	+		=	1.095
7.	362	+		=	708
8.	800	+		=	1.352
9.	762	+		=	1.350
10.	758	+		=	1.083

Oefening 4
1.	640	+		=	866
2.	739	+		=	1.020
3.	310	+		=	599
4.	926	+		=	1.450
5.	535	+		=	892
6.	666	+		=	982
7.	720	+		=	1.080
8.	965	+		=	1.471
9.	922	+		=	1.575
10.	763	+		=	1.189

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	953	+	688	=	1.641
2.	858	+	277	=	1.135
3.	843	+	391	=	1.234
4.	903	+	365	=	1.268
5.	524	+	518	=	1.042
6.	592	+	288	=	880
7.	730	+	673	=	1.403
8.	549	+	204	=	753
9.	988	+	676	=	1.664
10.	713	+	622	=	1.335

Oefening 2
1.	790	+	255	=	1.045
2.	740	+	391	=	1.131
3.	958	+	791	=	1.749
4.	571	+	513	=	1.084
5.	994	+	223	=	1.217
6.	660	+	201	=	861
7.	410	+	322	=	732
8.	911	+	223	=	1.134
9.	834	+	727	=	1.561
10.	666	+	271	=	937

Oefening 3
1.	452	+	239	=	691
2.	678	+	472	=	1.150
3.	976	+	347	=	1.323
4.	711	+	651	=	1.362
5.	483	+	217	=	700
6.	810	+	285	=	1.095
7.	362	+	346	=	708
8.	800	+	552	=	1.352
9.	762	+	588	=	1.350
10.	758	+	325	=	1.083

Oefening 4
1.	640	+	226	=	866
2.	739	+	281	=	1.020
3.	310	+	289	=	599
4.	926	+	524	=	1.450
5.	535	+	357	=	892
6.	666	+	316	=	982
7.	720	+	360	=	1.080
8.	965	+	506	=	1.471
9.	922	+	653	=	1.575
10.	763	+	426	=	1.189