Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	793	+		=	1.330
2.	940	+		=	1.686
3.	346	+		=	609
4.	662	+		=	872
5.	524	+		=	1.024
6.	751	+		=	1.404
7.	806	+		=	1.302
8.	869	+		=	1.583
9.	850	+		=	1.139
10.	726	+		=	1.231

Oefening 2
1.	644	+		=	1.157
2.	989	+		=	1.498
3.	658	+		=	1.155
4.	862	+		=	1.695
5.	421	+		=	622
6.	883	+		=	1.640
7.	742	+		=	1.418
8.	850	+		=	1.444
9.	950	+		=	1.732
10.	908	+		=	1.815

Oefening 3
1.	949	+		=	1.283
2.	892	+		=	1.523
3.	598	+		=	1.080
4.	633	+		=	1.206
5.	443	+		=	678
6.	772	+		=	1.456
7.	901	+		=	1.245
8.	609	+		=	1.076
9.	956	+		=	1.880
10.	992	+		=	1.571

Oefening 4
1.	609	+		=	812
2.	518	+		=	800
3.	518	+		=	767
4.	758	+		=	1.027
5.	759	+		=	1.283
6.	353	+		=	589
7.	947	+		=	1.670
8.	735	+		=	1.451
9.	712	+		=	1.161
10.	608	+		=	933

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	793	+	537	=	1.330
2.	940	+	746	=	1.686
3.	346	+	263	=	609
4.	662	+	210	=	872
5.	524	+	500	=	1.024
6.	751	+	653	=	1.404
7.	806	+	496	=	1.302
8.	869	+	714	=	1.583
9.	850	+	289	=	1.139
10.	726	+	505	=	1.231

Oefening 2
1.	644	+	513	=	1.157
2.	989	+	509	=	1.498
3.	658	+	497	=	1.155
4.	862	+	833	=	1.695
5.	421	+	201	=	622
6.	883	+	757	=	1.640
7.	742	+	676	=	1.418
8.	850	+	594	=	1.444
9.	950	+	782	=	1.732
10.	908	+	907	=	1.815

Oefening 3
1.	949	+	334	=	1.283
2.	892	+	631	=	1.523
3.	598	+	482	=	1.080
4.	633	+	573	=	1.206
5.	443	+	235	=	678
6.	772	+	684	=	1.456
7.	901	+	344	=	1.245
8.	609	+	467	=	1.076
9.	956	+	924	=	1.880
10.	992	+	579	=	1.571

Oefening 4
1.	609	+	203	=	812
2.	518	+	282	=	800
3.	518	+	249	=	767
4.	758	+	269	=	1.027
5.	759	+	524	=	1.283
6.	353	+	236	=	589
7.	947	+	723	=	1.670
8.	735	+	716	=	1.451
9.	712	+	449	=	1.161
10.	608	+	325	=	933