Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	367	+		=	713
2.	254	+		=	433
3.	474	+		=	813
4.	301	+		=	412
5.	322	+		=	464
6.	495	+		=	820
7.	436	+		=	866
8.	487	+		=	934
9.	398	+		=	742
10.	393	+		=	642

Oefening 2
1.	389	+		=	740
2.	316	+		=	618
3.	459	+		=	879
4.	387	+		=	651
5.	225	+		=	371
6.	481	+		=	867
7.	433	+		=	806
8.	367	+		=	591
9.	495	+		=	765
10.	129	+		=	238

Oefening 3
1.	499	+		=	832
2.	314	+		=	426
3.	315	+		=	432
4.	346	+		=	578
5.	465	+		=	890
6.	347	+		=	557
7.	437	+		=	655
8.	253	+		=	449
9.	369	+		=	541
10.	296	+		=	543

Oefening 4
1.	423	+		=	577
2.	261	+		=	429
3.	482	+		=	779
4.	284	+		=	412
5.	422	+		=	761
6.	496	+		=	633
7.	313	+		=	432
8.	300	+		=	435
9.	465	+		=	755
10.	299	+		=	589

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	367	+	346	=	713
2.	254	+	179	=	433
3.	474	+	339	=	813
4.	301	+	111	=	412
5.	322	+	142	=	464
6.	495	+	325	=	820
7.	436	+	430	=	866
8.	487	+	447	=	934
9.	398	+	344	=	742
10.	393	+	249	=	642

Oefening 2
1.	389	+	351	=	740
2.	316	+	302	=	618
3.	459	+	420	=	879
4.	387	+	264	=	651
5.	225	+	146	=	371
6.	481	+	386	=	867
7.	433	+	373	=	806
8.	367	+	224	=	591
9.	495	+	270	=	765
10.	129	+	109	=	238

Oefening 3
1.	499	+	333	=	832
2.	314	+	112	=	426
3.	315	+	117	=	432
4.	346	+	232	=	578
5.	465	+	425	=	890
6.	347	+	210	=	557
7.	437	+	218	=	655
8.	253	+	196	=	449
9.	369	+	172	=	541
10.	296	+	247	=	543

Oefening 4
1.	423	+	154	=	577
2.	261	+	168	=	429
3.	482	+	297	=	779
4.	284	+	128	=	412
5.	422	+	339	=	761
6.	496	+	137	=	633
7.	313	+	119	=	432
8.	300	+	135	=	435
9.	465	+	290	=	755
10.	299	+	290	=	589