Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	343	+		=	611
2.	498	+		=	604
3.	499	+		=	921
4.	264	+		=	433
5.	347	+		=	630
6.	427	+		=	839
7.	326	+		=	582
8.	428	+		=	612
9.	377	+		=	691
10.	373	+		=	500

Oefening 2
1.	379	+		=	732
2.	322	+		=	484
3.	333	+		=	557
4.	460	+		=	848
5.	462	+		=	803
6.	223	+		=	442
7.	472	+		=	614
8.	273	+		=	459
9.	430	+		=	567
10.	393	+		=	617

Oefening 3
1.	278	+		=	391
2.	403	+		=	740
3.	401	+		=	800
4.	325	+		=	529
5.	362	+		=	626
6.	312	+		=	431
7.	375	+		=	584
8.	196	+		=	312
9.	207	+		=	363
10.	487	+		=	905

Oefening 4
1.	419	+		=	812
2.	185	+		=	326
3.	326	+		=	628
4.	456	+		=	597
5.	385	+		=	601
6.	460	+		=	597
7.	429	+		=	735
8.	483	+		=	866
9.	491	+		=	858
10.	244	+		=	419

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	343	+	268	=	611
2.	498	+	106	=	604
3.	499	+	422	=	921
4.	264	+	169	=	433
5.	347	+	283	=	630
6.	427	+	412	=	839
7.	326	+	256	=	582
8.	428	+	184	=	612
9.	377	+	314	=	691
10.	373	+	127	=	500

Oefening 2
1.	379	+	353	=	732
2.	322	+	162	=	484
3.	333	+	224	=	557
4.	460	+	388	=	848
5.	462	+	341	=	803
6.	223	+	219	=	442
7.	472	+	142	=	614
8.	273	+	186	=	459
9.	430	+	137	=	567
10.	393	+	224	=	617

Oefening 3
1.	278	+	113	=	391
2.	403	+	337	=	740
3.	401	+	399	=	800
4.	325	+	204	=	529
5.	362	+	264	=	626
6.	312	+	119	=	431
7.	375	+	209	=	584
8.	196	+	116	=	312
9.	207	+	156	=	363
10.	487	+	418	=	905

Oefening 4
1.	419	+	393	=	812
2.	185	+	141	=	326
3.	326	+	302	=	628
4.	456	+	141	=	597
5.	385	+	216	=	601
6.	460	+	137	=	597
7.	429	+	306	=	735
8.	483	+	383	=	866
9.	491	+	367	=	858
10.	244	+	175	=	419