Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	912	+		=	1.748
2.	545	+		=	894
3.	908	+		=	1.159
4.	897	+		=	1.524
5.	510	+		=	830
6.	574	+		=	972
7.	452	+		=	742
8.	730	+		=	1.010
9.	819	+		=	1.564
10.	881	+		=	1.634

Oefening 2
1.	426	+		=	664
2.	992	+		=	1.935
3.	902	+		=	1.720
4.	720	+		=	1.258
5.	796	+		=	1.542
6.	945	+		=	1.759
7.	591	+		=	1.064
8.	457	+		=	674
9.	582	+		=	784
10.	723	+		=	1.327

Oefening 3
1.	950	+		=	1.203
2.	695	+		=	903
3.	925	+		=	1.139
4.	840	+		=	1.453
5.	587	+		=	896
6.	512	+		=	731
7.	771	+		=	1.353
8.	500	+		=	866
9.	808	+		=	1.170
10.	498	+		=	816

Oefening 4
1.	905	+		=	1.286
2.	614	+		=	1.200
3.	706	+		=	1.276
4.	892	+		=	1.101
5.	806	+		=	1.317
6.	822	+		=	1.493
7.	820	+		=	1.478
8.	570	+		=	992
9.	870	+		=	1.071
10.	377	+		=	728

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	912	+	836	=	1.748
2.	545	+	349	=	894
3.	908	+	251	=	1.159
4.	897	+	627	=	1.524
5.	510	+	320	=	830
6.	574	+	398	=	972
7.	452	+	290	=	742
8.	730	+	280	=	1.010
9.	819	+	745	=	1.564
10.	881	+	753	=	1.634

Oefening 2
1.	426	+	238	=	664
2.	992	+	943	=	1.935
3.	902	+	818	=	1.720
4.	720	+	538	=	1.258
5.	796	+	746	=	1.542
6.	945	+	814	=	1.759
7.	591	+	473	=	1.064
8.	457	+	217	=	674
9.	582	+	202	=	784
10.	723	+	604	=	1.327

Oefening 3
1.	950	+	253	=	1.203
2.	695	+	208	=	903
3.	925	+	214	=	1.139
4.	840	+	613	=	1.453
5.	587	+	309	=	896
6.	512	+	219	=	731
7.	771	+	582	=	1.353
8.	500	+	366	=	866
9.	808	+	362	=	1.170
10.	498	+	318	=	816

Oefening 4
1.	905	+	381	=	1.286
2.	614	+	586	=	1.200
3.	706	+	570	=	1.276
4.	892	+	209	=	1.101
5.	806	+	511	=	1.317
6.	822	+	671	=	1.493
7.	820	+	658	=	1.478
8.	570	+	422	=	992
9.	870	+	201	=	1.071
10.	377	+	351	=	728