Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	937	+		=	1.727
2.	772	+		=	1.222
3.	999	+		=	1.273
4.	664	+		=	939
5.	602	+		=	850
6.	206	+		=	410
7.	642	+		=	1.118
8.	709	+		=	1.046
9.	796	+		=	1.270
10.	769	+		=	1.064

Oefening 2
1.	311	+		=	520
2.	570	+		=	839
3.	635	+		=	865
4.	586	+		=	832
5.	903	+		=	1.668
6.	834	+		=	1.522
7.	641	+		=	1.068
8.	732	+		=	1.048
9.	524	+		=	949
10.	742	+		=	963

Oefening 3
1.	957	+		=	1.626
2.	688	+		=	1.370
3.	799	+		=	1.539
4.	541	+		=	832
5.	623	+		=	1.204
6.	527	+		=	734
7.	908	+		=	1.119
8.	559	+		=	1.075
9.	728	+		=	1.437
10.	725	+		=	1.428

Oefening 4
1.	918	+		=	1.648
2.	963	+		=	1.177
3.	671	+		=	912
4.	509	+		=	798
5.	396	+		=	791
6.	304	+		=	535
7.	680	+		=	964
8.	756	+		=	1.151
9.	748	+		=	1.399
10.	498	+		=	821

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	937	+	790	=	1.727
2.	772	+	450	=	1.222
3.	999	+	274	=	1.273
4.	664	+	275	=	939
5.	602	+	248	=	850
6.	206	+	204	=	410
7.	642	+	476	=	1.118
8.	709	+	337	=	1.046
9.	796	+	474	=	1.270
10.	769	+	295	=	1.064

Oefening 2
1.	311	+	209	=	520
2.	570	+	269	=	839
3.	635	+	230	=	865
4.	586	+	246	=	832
5.	903	+	765	=	1.668
6.	834	+	688	=	1.522
7.	641	+	427	=	1.068
8.	732	+	316	=	1.048
9.	524	+	425	=	949
10.	742	+	221	=	963

Oefening 3
1.	957	+	669	=	1.626
2.	688	+	682	=	1.370
3.	799	+	740	=	1.539
4.	541	+	291	=	832
5.	623	+	581	=	1.204
6.	527	+	207	=	734
7.	908	+	211	=	1.119
8.	559	+	516	=	1.075
9.	728	+	709	=	1.437
10.	725	+	703	=	1.428

Oefening 4
1.	918	+	730	=	1.648
2.	963	+	214	=	1.177
3.	671	+	241	=	912
4.	509	+	289	=	798
5.	396	+	395	=	791
6.	304	+	231	=	535
7.	680	+	284	=	964
8.	756	+	395	=	1.151
9.	748	+	651	=	1.399
10.	498	+	323	=	821