Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	835	+		=	1.181
2.	906	+		=	1.403
3.	968	+		=	1.638
4.	884	+		=	1.315
5.	941	+		=	1.360
6.	649	+		=	945
7.	632	+		=	868
8.	402	+		=	717
9.	503	+		=	965
10.	564	+		=	1.115

Oefening 2
1.	773	+		=	1.487
2.	914	+		=	1.137
3.	994	+		=	1.532
4.	724	+		=	1.446
5.	990	+		=	1.238
6.	460	+		=	730
7.	351	+		=	643
8.	727	+		=	1.450
9.	869	+		=	1.111
10.	773	+		=	1.479

Oefening 3
1.	815	+		=	1.353
2.	545	+		=	809
3.	837	+		=	1.560
4.	962	+		=	1.638
5.	975	+		=	1.545
6.	940	+		=	1.716
7.	803	+		=	1.301
8.	867	+		=	1.586
9.	604	+		=	925
10.	616	+		=	1.072

Oefening 4
1.	681	+		=	938
2.	991	+		=	1.858
3.	973	+		=	1.502
4.	858	+		=	1.137
5.	923	+		=	1.298
6.	923	+		=	1.267
7.	433	+		=	744
8.	830	+		=	1.181
9.	764	+		=	1.451
10.	838	+		=	1.648

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	835	+	346	=	1.181
2.	906	+	497	=	1.403
3.	968	+	670	=	1.638
4.	884	+	431	=	1.315
5.	941	+	419	=	1.360
6.	649	+	296	=	945
7.	632	+	236	=	868
8.	402	+	315	=	717
9.	503	+	462	=	965
10.	564	+	551	=	1.115

Oefening 2
1.	773	+	714	=	1.487
2.	914	+	223	=	1.137
3.	994	+	538	=	1.532
4.	724	+	722	=	1.446
5.	990	+	248	=	1.238
6.	460	+	270	=	730
7.	351	+	292	=	643
8.	727	+	723	=	1.450
9.	869	+	242	=	1.111
10.	773	+	706	=	1.479

Oefening 3
1.	815	+	538	=	1.353
2.	545	+	264	=	809
3.	837	+	723	=	1.560
4.	962	+	676	=	1.638
5.	975	+	570	=	1.545
6.	940	+	776	=	1.716
7.	803	+	498	=	1.301
8.	867	+	719	=	1.586
9.	604	+	321	=	925
10.	616	+	456	=	1.072

Oefening 4
1.	681	+	257	=	938
2.	991	+	867	=	1.858
3.	973	+	529	=	1.502
4.	858	+	279	=	1.137
5.	923	+	375	=	1.298
6.	923	+	344	=	1.267
7.	433	+	311	=	744
8.	830	+	351	=	1.181
9.	764	+	687	=	1.451
10.	838	+	810	=	1.648