Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	853	+		=	1.243
2.	950	+		=	1.567
3.	676	+		=	997
4.	763	+		=	1.434
5.	934	+		=	1.352
6.	619	+		=	898
7.	625	+		=	1.145
8.	903	+		=	1.567
9.	482	+		=	864
10.	943	+		=	1.426

Oefening 2
1.	677	+		=	1.284
2.	389	+		=	624
3.	568	+		=	926
4.	717	+		=	1.019
5.	927	+		=	1.550
6.	828	+		=	1.492
7.	536	+		=	895
8.	342	+		=	555
9.	918	+		=	1.770
10.	705	+		=	1.064

Oefening 3
1.	817	+		=	1.160
2.	754	+		=	1.269
3.	781	+		=	1.020
4.	896	+		=	1.096
5.	972	+		=	1.352
6.	532	+		=	801
7.	993	+		=	1.212
8.	430	+		=	802
9.	709	+		=	1.234
10.	885	+		=	1.575

Oefening 4
1.	453	+		=	689
2.	933	+		=	1.751
3.	825	+		=	1.572
4.	738	+		=	1.087
5.	545	+		=	862
6.	618	+		=	907
7.	559	+		=	952
8.	970	+		=	1.390
9.	480	+		=	689
10.	735	+		=	1.200

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	853	+	390	=	1.243
2.	950	+	617	=	1.567
3.	676	+	321	=	997
4.	763	+	671	=	1.434
5.	934	+	418	=	1.352
6.	619	+	279	=	898
7.	625	+	520	=	1.145
8.	903	+	664	=	1.567
9.	482	+	382	=	864
10.	943	+	483	=	1.426

Oefening 2
1.	677	+	607	=	1.284
2.	389	+	235	=	624
3.	568	+	358	=	926
4.	717	+	302	=	1.019
5.	927	+	623	=	1.550
6.	828	+	664	=	1.492
7.	536	+	359	=	895
8.	342	+	213	=	555
9.	918	+	852	=	1.770
10.	705	+	359	=	1.064

Oefening 3
1.	817	+	343	=	1.160
2.	754	+	515	=	1.269
3.	781	+	239	=	1.020
4.	896	+	200	=	1.096
5.	972	+	380	=	1.352
6.	532	+	269	=	801
7.	993	+	219	=	1.212
8.	430	+	372	=	802
9.	709	+	525	=	1.234
10.	885	+	690	=	1.575

Oefening 4
1.	453	+	236	=	689
2.	933	+	818	=	1.751
3.	825	+	747	=	1.572
4.	738	+	349	=	1.087
5.	545	+	317	=	862
6.	618	+	289	=	907
7.	559	+	393	=	952
8.	970	+	420	=	1.390
9.	480	+	209	=	689
10.	735	+	465	=	1.200