Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	721	+		=	1.373
2.	726	+		=	1.196
3.	779	+		=	1.370
4.	708	+		=	930
5.	717	+		=	1.395
6.	598	+		=	1.046
7.	880	+		=	1.261
8.	748	+		=	1.303
9.	758	+		=	1.509
10.	771	+		=	1.084

Oefening 2
1.	873	+		=	1.106
2.	566	+		=	850
3.	793	+		=	1.429
4.	895	+		=	1.189
5.	885	+		=	1.402
6.	518	+		=	989
7.	408	+		=	805
8.	907	+		=	1.165
9.	714	+		=	987
10.	888	+		=	1.525

Oefening 3
1.	747	+		=	1.326
2.	519	+		=	975
3.	606	+		=	900
4.	673	+		=	1.224
5.	927	+		=	1.230
6.	961	+		=	1.916
7.	583	+		=	1.139
8.	954	+		=	1.662
9.	983	+		=	1.945
10.	605	+		=	1.170

Oefening 4
1.	719	+		=	1.405
2.	442	+		=	779
3.	788	+		=	1.271
4.	927	+		=	1.843
5.	452	+		=	687
6.	858	+		=	1.572
7.	870	+		=	1.498
8.	793	+		=	1.267
9.	865	+		=	1.671
10.	938	+		=	1.873

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	721	+	652	=	1.373
2.	726	+	470	=	1.196
3.	779	+	591	=	1.370
4.	708	+	222	=	930
5.	717	+	678	=	1.395
6.	598	+	448	=	1.046
7.	880	+	381	=	1.261
8.	748	+	555	=	1.303
9.	758	+	751	=	1.509
10.	771	+	313	=	1.084

Oefening 2
1.	873	+	233	=	1.106
2.	566	+	284	=	850
3.	793	+	636	=	1.429
4.	895	+	294	=	1.189
5.	885	+	517	=	1.402
6.	518	+	471	=	989
7.	408	+	397	=	805
8.	907	+	258	=	1.165
9.	714	+	273	=	987
10.	888	+	637	=	1.525

Oefening 3
1.	747	+	579	=	1.326
2.	519	+	456	=	975
3.	606	+	294	=	900
4.	673	+	551	=	1.224
5.	927	+	303	=	1.230
6.	961	+	955	=	1.916
7.	583	+	556	=	1.139
8.	954	+	708	=	1.662
9.	983	+	962	=	1.945
10.	605	+	565	=	1.170

Oefening 4
1.	719	+	686	=	1.405
2.	442	+	337	=	779
3.	788	+	483	=	1.271
4.	927	+	916	=	1.843
5.	452	+	235	=	687
6.	858	+	714	=	1.572
7.	870	+	628	=	1.498
8.	793	+	474	=	1.267
9.	865	+	806	=	1.671
10.	938	+	935	=	1.873