Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	594	+		=	965
2.	628	+		=	1.076
3.	585	+		=	1.145
4.	593	+		=	984
5.	955	+		=	1.707
6.	787	+		=	1.455
7.	947	+		=	1.176
8.	893	+		=	1.593
9.	952	+		=	1.540
10.	993	+		=	1.223

Oefening 2
1.	357	+		=	690
2.	869	+		=	1.420
3.	611	+		=	842
4.	720	+		=	1.004
5.	559	+		=	1.012
6.	681	+		=	1.153
7.	779	+		=	1.315
8.	950	+		=	1.492
9.	714	+		=	1.409
10.	383	+		=	753

Oefening 3
1.	818	+		=	1.286
2.	632	+		=	989
3.	791	+		=	1.428
4.	671	+		=	1.239
5.	569	+		=	978
6.	965	+		=	1.684
7.	699	+		=	1.052
8.	511	+		=	1.012
9.	849	+		=	1.531
10.	552	+		=	769

Oefening 4
1.	935	+		=	1.843
2.	947	+		=	1.739
3.	810	+		=	1.035
4.	345	+		=	555
5.	930	+		=	1.166
6.	589	+		=	904
7.	944	+		=	1.779
8.	865	+		=	1.500
9.	682	+		=	1.182
10.	858	+		=	1.410

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	594	+	371	=	965
2.	628	+	448	=	1.076
3.	585	+	560	=	1.145
4.	593	+	391	=	984
5.	955	+	752	=	1.707
6.	787	+	668	=	1.455
7.	947	+	229	=	1.176
8.	893	+	700	=	1.593
9.	952	+	588	=	1.540
10.	993	+	230	=	1.223

Oefening 2
1.	357	+	333	=	690
2.	869	+	551	=	1.420
3.	611	+	231	=	842
4.	720	+	284	=	1.004
5.	559	+	453	=	1.012
6.	681	+	472	=	1.153
7.	779	+	536	=	1.315
8.	950	+	542	=	1.492
9.	714	+	695	=	1.409
10.	383	+	370	=	753

Oefening 3
1.	818	+	468	=	1.286
2.	632	+	357	=	989
3.	791	+	637	=	1.428
4.	671	+	568	=	1.239
5.	569	+	409	=	978
6.	965	+	719	=	1.684
7.	699	+	353	=	1.052
8.	511	+	501	=	1.012
9.	849	+	682	=	1.531
10.	552	+	217	=	769

Oefening 4
1.	935	+	908	=	1.843
2.	947	+	792	=	1.739
3.	810	+	225	=	1.035
4.	345	+	210	=	555
5.	930	+	236	=	1.166
6.	589	+	315	=	904
7.	944	+	835	=	1.779
8.	865	+	635	=	1.500
9.	682	+	500	=	1.182
10.	858	+	552	=	1.410