Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	967	+		=	1.450
2.	573	+		=	986
3.	855	+		=	1.151
4.	916	+		=	1.118
5.	726	+		=	973
6.	695	+		=	1.363
7.	816	+		=	1.056
8.	672	+		=	1.108
9.	688	+		=	1.240
10.	755	+		=	1.247

Oefening 2
1.	656	+		=	926
2.	773	+		=	1.094
3.	765	+		=	1.316
4.	999	+		=	1.919
5.	820	+		=	1.066
6.	718	+		=	1.140
7.	998	+		=	1.575
8.	643	+		=	1.024
9.	905	+		=	1.791
10.	816	+		=	1.623

Oefening 3
1.	635	+		=	1.214
2.	731	+		=	1.109
3.	903	+		=	1.369
4.	763	+		=	1.157
5.	653	+		=	1.216
6.	816	+		=	1.542
7.	524	+		=	985
8.	743	+		=	1.411
9.	551	+		=	917
10.	891	+		=	1.666

Oefening 4
1.	609	+		=	1.008
2.	852	+		=	1.213
3.	308	+		=	571
4.	764	+		=	1.491
5.	907	+		=	1.340
6.	671	+		=	996
7.	832	+		=	1.485
8.	707	+		=	1.099
9.	816	+		=	1.260
10.	664	+		=	1.028

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	967	+	483	=	1.450
2.	573	+	413	=	986
3.	855	+	296	=	1.151
4.	916	+	202	=	1.118
5.	726	+	247	=	973
6.	695	+	668	=	1.363
7.	816	+	240	=	1.056
8.	672	+	436	=	1.108
9.	688	+	552	=	1.240
10.	755	+	492	=	1.247

Oefening 2
1.	656	+	270	=	926
2.	773	+	321	=	1.094
3.	765	+	551	=	1.316
4.	999	+	920	=	1.919
5.	820	+	246	=	1.066
6.	718	+	422	=	1.140
7.	998	+	577	=	1.575
8.	643	+	381	=	1.024
9.	905	+	886	=	1.791
10.	816	+	807	=	1.623

Oefening 3
1.	635	+	579	=	1.214
2.	731	+	378	=	1.109
3.	903	+	466	=	1.369
4.	763	+	394	=	1.157
5.	653	+	563	=	1.216
6.	816	+	726	=	1.542
7.	524	+	461	=	985
8.	743	+	668	=	1.411
9.	551	+	366	=	917
10.	891	+	775	=	1.666

Oefening 4
1.	609	+	399	=	1.008
2.	852	+	361	=	1.213
3.	308	+	263	=	571
4.	764	+	727	=	1.491
5.	907	+	433	=	1.340
6.	671	+	325	=	996
7.	832	+	653	=	1.485
8.	707	+	392	=	1.099
9.	816	+	444	=	1.260
10.	664	+	364	=	1.028