Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	859	+		=	1.332
2.	949	+		=	1.653
3.	894	+		=	1.509
4.	583	+		=	1.011
5.	831	+		=	1.457
6.	925	+		=	1.768
7.	405	+		=	764
8.	892	+		=	1.354
9.	289	+		=	578
10.	863	+		=	1.262

Oefening 2
1.	644	+		=	1.171
2.	835	+		=	1.648
3.	864	+		=	1.523
4.	765	+		=	1.200
5.	974	+		=	1.791
6.	608	+		=	1.136
7.	831	+		=	1.438
8.	457	+		=	774
9.	678	+		=	1.128
10.	637	+		=	921

Oefening 3
1.	627	+		=	1.206
2.	576	+		=	958
3.	856	+		=	1.234
4.	868	+		=	1.320
5.	670	+		=	1.016
6.	949	+		=	1.363
7.	864	+		=	1.260
8.	535	+		=	900
9.	433	+		=	761
10.	928	+		=	1.184

Oefening 4
1.	865	+		=	1.133
2.	456	+		=	775
3.	749	+		=	1.220
4.	651	+		=	898
5.	559	+		=	1.093
6.	567	+		=	988
7.	980	+		=	1.536
8.	579	+		=	877
9.	809	+		=	1.604
10.	859	+		=	1.268

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	859	+	473	=	1.332
2.	949	+	704	=	1.653
3.	894	+	615	=	1.509
4.	583	+	428	=	1.011
5.	831	+	626	=	1.457
6.	925	+	843	=	1.768
7.	405	+	359	=	764
8.	892	+	462	=	1.354
9.	289	+	289	=	578
10.	863	+	399	=	1.262

Oefening 2
1.	644	+	527	=	1.171
2.	835	+	813	=	1.648
3.	864	+	659	=	1.523
4.	765	+	435	=	1.200
5.	974	+	817	=	1.791
6.	608	+	528	=	1.136
7.	831	+	607	=	1.438
8.	457	+	317	=	774
9.	678	+	450	=	1.128
10.	637	+	284	=	921

Oefening 3
1.	627	+	579	=	1.206
2.	576	+	382	=	958
3.	856	+	378	=	1.234
4.	868	+	452	=	1.320
5.	670	+	346	=	1.016
6.	949	+	414	=	1.363
7.	864	+	396	=	1.260
8.	535	+	365	=	900
9.	433	+	328	=	761
10.	928	+	256	=	1.184

Oefening 4
1.	865	+	268	=	1.133
2.	456	+	319	=	775
3.	749	+	471	=	1.220
4.	651	+	247	=	898
5.	559	+	534	=	1.093
6.	567	+	421	=	988
7.	980	+	556	=	1.536
8.	579	+	298	=	877
9.	809	+	795	=	1.604
10.	859	+	409	=	1.268