Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	393	+		=	614
2.	796	+		=	1.439
3.	939	+		=	1.292
4.	745	+		=	1.335
5.	810	+		=	1.082
6.	805	+		=	1.585
7.	697	+		=	1.203
8.	832	+		=	1.053
9.	573	+		=	986
10.	785	+		=	1.138

Oefening 2
1.	938	+		=	1.189
2.	785	+		=	1.111
3.	690	+		=	1.039
4.	613	+		=	1.025
5.	844	+		=	1.250
6.	781	+		=	1.265
7.	834	+		=	1.212
8.	579	+		=	1.059
9.	756	+		=	1.188
10.	495	+		=	885

Oefening 3
1.	718	+		=	1.256
2.	968	+		=	1.672
3.	753	+		=	1.317
4.	999	+		=	1.485
5.	535	+		=	812
6.	608	+		=	864
7.	905	+		=	1.608
8.	753	+		=	1.067
9.	863	+		=	1.308
10.	268	+		=	491

Oefening 4
1.	635	+		=	997
2.	837	+		=	1.246
3.	647	+		=	894
4.	955	+		=	1.728
5.	723	+		=	1.060
6.	909	+		=	1.373
7.	464	+		=	783
8.	525	+		=	807
9.	729	+		=	1.067
10.	541	+		=	870

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	393	+	221	=	614
2.	796	+	643	=	1.439
3.	939	+	353	=	1.292
4.	745	+	590	=	1.335
5.	810	+	272	=	1.082
6.	805	+	780	=	1.585
7.	697	+	506	=	1.203
8.	832	+	221	=	1.053
9.	573	+	413	=	986
10.	785	+	353	=	1.138

Oefening 2
1.	938	+	251	=	1.189
2.	785	+	326	=	1.111
3.	690	+	349	=	1.039
4.	613	+	412	=	1.025
5.	844	+	406	=	1.250
6.	781	+	484	=	1.265
7.	834	+	378	=	1.212
8.	579	+	480	=	1.059
9.	756	+	432	=	1.188
10.	495	+	390	=	885

Oefening 3
1.	718	+	538	=	1.256
2.	968	+	704	=	1.672
3.	753	+	564	=	1.317
4.	999	+	486	=	1.485
5.	535	+	277	=	812
6.	608	+	256	=	864
7.	905	+	703	=	1.608
8.	753	+	314	=	1.067
9.	863	+	445	=	1.308
10.	268	+	223	=	491

Oefening 4
1.	635	+	362	=	997
2.	837	+	409	=	1.246
3.	647	+	247	=	894
4.	955	+	773	=	1.728
5.	723	+	337	=	1.060
6.	909	+	464	=	1.373
7.	464	+	319	=	783
8.	525	+	282	=	807
9.	729	+	338	=	1.067
10.	541	+	329	=	870