Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	963	+		=	1.243
2.	282	+		=	560
3.	351	+		=	602
4.	607	+		=	932
5.	928	+		=	1.490
6.	897	+		=	1.434
7.	798	+		=	1.050
8.	295	+		=	504
9.	870	+		=	1.735
10.	699	+		=	1.344

Oefening 2
1.	907	+		=	1.347
2.	836	+		=	1.267
3.	770	+		=	1.026
4.	836	+		=	1.158
5.	616	+		=	1.086
6.	612	+		=	1.017
7.	542	+		=	957
8.	632	+		=	928
9.	390	+		=	751
10.	890	+		=	1.644

Oefening 3
1.	628	+		=	1.052
2.	755	+		=	1.148
3.	833	+		=	1.235
4.	790	+		=	1.499
5.	759	+		=	1.118
6.	231	+		=	445
7.	904	+		=	1.242
8.	800	+		=	1.494
9.	972	+		=	1.613
10.	859	+		=	1.420

Oefening 4
1.	403	+		=	793
2.	521	+		=	960
3.	692	+		=	1.038
4.	851	+		=	1.055
5.	608	+		=	813
6.	874	+		=	1.705
7.	543	+		=	771
8.	689	+		=	1.373
9.	661	+		=	891
10.	440	+		=	772

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	963	+	280	=	1.243
2.	282	+	278	=	560
3.	351	+	251	=	602
4.	607	+	325	=	932
5.	928	+	562	=	1.490
6.	897	+	537	=	1.434
7.	798	+	252	=	1.050
8.	295	+	209	=	504
9.	870	+	865	=	1.735
10.	699	+	645	=	1.344

Oefening 2
1.	907	+	440	=	1.347
2.	836	+	431	=	1.267
3.	770	+	256	=	1.026
4.	836	+	322	=	1.158
5.	616	+	470	=	1.086
6.	612	+	405	=	1.017
7.	542	+	415	=	957
8.	632	+	296	=	928
9.	390	+	361	=	751
10.	890	+	754	=	1.644

Oefening 3
1.	628	+	424	=	1.052
2.	755	+	393	=	1.148
3.	833	+	402	=	1.235
4.	790	+	709	=	1.499
5.	759	+	359	=	1.118
6.	231	+	214	=	445
7.	904	+	338	=	1.242
8.	800	+	694	=	1.494
9.	972	+	641	=	1.613
10.	859	+	561	=	1.420

Oefening 4
1.	403	+	390	=	793
2.	521	+	439	=	960
3.	692	+	346	=	1.038
4.	851	+	204	=	1.055
5.	608	+	205	=	813
6.	874	+	831	=	1.705
7.	543	+	228	=	771
8.	689	+	684	=	1.373
9.	661	+	230	=	891
10.	440	+	332	=	772