Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	485	+		=	709
2.	988	+		=	1.606
3.	704	+		=	1.235
4.	866	+		=	1.538
5.	914	+		=	1.222
6.	773	+		=	1.545
7.	676	+		=	1.082
8.	913	+		=	1.577
9.	472	+		=	740
10.	951	+		=	1.331

Oefening 2
1.	620	+		=	1.099
2.	534	+		=	908
3.	907	+		=	1.363
4.	822	+		=	1.509
5.	876	+		=	1.369
6.	753	+		=	1.357
7.	892	+		=	1.759
8.	967	+		=	1.764
9.	887	+		=	1.457
10.	993	+		=	1.847

Oefening 3
1.	924	+		=	1.579
2.	949	+		=	1.741
3.	610	+		=	1.178
4.	858	+		=	1.487
5.	853	+		=	1.398
6.	887	+		=	1.294
7.	806	+		=	1.341
8.	925	+		=	1.725
9.	823	+		=	1.540
10.	565	+		=	890

Oefening 4
1.	885	+		=	1.482
2.	485	+		=	919
3.	915	+		=	1.589
4.	523	+		=	814
5.	717	+		=	1.175
6.	777	+		=	1.273
7.	835	+		=	1.150
8.	787	+		=	1.514
9.	822	+		=	1.226
10.	684	+		=	1.178

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	485	+	224	=	709
2.	988	+	618	=	1.606
3.	704	+	531	=	1.235
4.	866	+	672	=	1.538
5.	914	+	308	=	1.222
6.	773	+	772	=	1.545
7.	676	+	406	=	1.082
8.	913	+	664	=	1.577
9.	472	+	268	=	740
10.	951	+	380	=	1.331

Oefening 2
1.	620	+	479	=	1.099
2.	534	+	374	=	908
3.	907	+	456	=	1.363
4.	822	+	687	=	1.509
5.	876	+	493	=	1.369
6.	753	+	604	=	1.357
7.	892	+	867	=	1.759
8.	967	+	797	=	1.764
9.	887	+	570	=	1.457
10.	993	+	854	=	1.847

Oefening 3
1.	924	+	655	=	1.579
2.	949	+	792	=	1.741
3.	610	+	568	=	1.178
4.	858	+	629	=	1.487
5.	853	+	545	=	1.398
6.	887	+	407	=	1.294
7.	806	+	535	=	1.341
8.	925	+	800	=	1.725
9.	823	+	717	=	1.540
10.	565	+	325	=	890

Oefening 4
1.	885	+	597	=	1.482
2.	485	+	434	=	919
3.	915	+	674	=	1.589
4.	523	+	291	=	814
5.	717	+	458	=	1.175
6.	777	+	496	=	1.273
7.	835	+	315	=	1.150
8.	787	+	727	=	1.514
9.	822	+	404	=	1.226
10.	684	+	494	=	1.178