Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	912	+		=	1.379
2.	863	+		=	1.587
3.	490	+		=	849
4.	819	+		=	1.558
5.	845	+		=	1.417
6.	943	+		=	1.760
7.	699	+		=	1.056
8.	690	+		=	1.363
9.	751	+		=	1.319
10.	908	+		=	1.235

Oefening 2
1.	302	+		=	603
2.	663	+		=	922
3.	801	+		=	1.105
4.	429	+		=	646
5.	790	+		=	1.413
6.	466	+		=	731
7.	773	+		=	1.043
8.	947	+		=	1.228
9.	580	+		=	1.002
10.	966	+		=	1.166

Oefening 3
1.	919	+		=	1.713
2.	448	+		=	767
3.	845	+		=	1.680
4.	579	+		=	826
5.	377	+		=	713
6.	564	+		=	1.114
7.	537	+		=	1.027
8.	969	+		=	1.804
9.	481	+		=	722
10.	732	+		=	998

Oefening 4
1.	292	+		=	531
2.	810	+		=	1.166
3.	490	+		=	761
4.	863	+		=	1.451
5.	962	+		=	1.793
6.	966	+		=	1.408
7.	757	+		=	987
8.	455	+		=	663
9.	556	+		=	1.060
10.	942	+		=	1.567

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	912	+	467	=	1.379
2.	863	+	724	=	1.587
3.	490	+	359	=	849
4.	819	+	739	=	1.558
5.	845	+	572	=	1.417
6.	943	+	817	=	1.760
7.	699	+	357	=	1.056
8.	690	+	673	=	1.363
9.	751	+	568	=	1.319
10.	908	+	327	=	1.235

Oefening 2
1.	302	+	301	=	603
2.	663	+	259	=	922
3.	801	+	304	=	1.105
4.	429	+	217	=	646
5.	790	+	623	=	1.413
6.	466	+	265	=	731
7.	773	+	270	=	1.043
8.	947	+	281	=	1.228
9.	580	+	422	=	1.002
10.	966	+	200	=	1.166

Oefening 3
1.	919	+	794	=	1.713
2.	448	+	319	=	767
3.	845	+	835	=	1.680
4.	579	+	247	=	826
5.	377	+	336	=	713
6.	564	+	550	=	1.114
7.	537	+	490	=	1.027
8.	969	+	835	=	1.804
9.	481	+	241	=	722
10.	732	+	266	=	998

Oefening 4
1.	292	+	239	=	531
2.	810	+	356	=	1.166
3.	490	+	271	=	761
4.	863	+	588	=	1.451
5.	962	+	831	=	1.793
6.	966	+	442	=	1.408
7.	757	+	230	=	987
8.	455	+	208	=	663
9.	556	+	504	=	1.060
10.	942	+	625	=	1.567