Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	450	+		=	816
2.	997	+		=	1.843
3.	314	+		=	561
4.	407	+		=	714
5.	717	+		=	1.349
6.	770	+		=	1.364
7.	847	+		=	1.627
8.	757	+		=	1.363
9.	857	+		=	1.580
10.	554	+		=	921

Oefening 2
1.	905	+		=	1.808
2.	489	+		=	920
3.	539	+		=	1.073
4.	936	+		=	1.194
5.	246	+		=	477
6.	905	+		=	1.428
7.	1.000	+		=	1.717
8.	672	+		=	1.189
9.	977	+		=	1.752
10.	927	+		=	1.592

Oefening 3
1.	824	+		=	1.381
2.	611	+		=	1.114
3.	433	+		=	664
4.	933	+		=	1.368
5.	687	+		=	1.206
6.	997	+		=	1.415
7.	811	+		=	1.021
8.	463	+		=	760
9.	599	+		=	1.045
10.	383	+		=	632

Oefening 4
1.	791	+		=	1.172
2.	797	+		=	1.246
3.	902	+		=	1.667
4.	673	+		=	1.163
5.	362	+		=	598
6.	788	+		=	1.287
7.	781	+		=	1.318
8.	304	+		=	603
9.	908	+		=	1.164
10.	968	+		=	1.926

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	450	+	366	=	816
2.	997	+	846	=	1.843
3.	314	+	247	=	561
4.	407	+	307	=	714
5.	717	+	632	=	1.349
6.	770	+	594	=	1.364
7.	847	+	780	=	1.627
8.	757	+	606	=	1.363
9.	857	+	723	=	1.580
10.	554	+	367	=	921

Oefening 2
1.	905	+	903	=	1.808
2.	489	+	431	=	920
3.	539	+	534	=	1.073
4.	936	+	258	=	1.194
5.	246	+	231	=	477
6.	905	+	523	=	1.428
7.	1.000	+	717	=	1.717
8.	672	+	517	=	1.189
9.	977	+	775	=	1.752
10.	927	+	665	=	1.592

Oefening 3
1.	824	+	557	=	1.381
2.	611	+	503	=	1.114
3.	433	+	231	=	664
4.	933	+	435	=	1.368
5.	687	+	519	=	1.206
6.	997	+	418	=	1.415
7.	811	+	210	=	1.021
8.	463	+	297	=	760
9.	599	+	446	=	1.045
10.	383	+	249	=	632

Oefening 4
1.	791	+	381	=	1.172
2.	797	+	449	=	1.246
3.	902	+	765	=	1.667
4.	673	+	490	=	1.163
5.	362	+	236	=	598
6.	788	+	499	=	1.287
7.	781	+	537	=	1.318
8.	304	+	299	=	603
9.	908	+	256	=	1.164
10.	968	+	958	=	1.926