Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	973	+		=	1.833
2.	942	+		=	1.413
3.	996	+		=	1.790
4.	957	+		=	1.588
5.	488	+		=	791
6.	824	+		=	1.092
7.	954	+		=	1.662
8.	944	+		=	1.315
9.	494	+		=	866
10.	288	+		=	492

Oefening 2
1.	616	+		=	981
2.	739	+		=	1.209
3.	992	+		=	1.400
4.	507	+		=	732
5.	987	+		=	1.830
6.	568	+		=	816
7.	944	+		=	1.587
8.	912	+		=	1.174
9.	841	+		=	1.558
10.	351	+		=	632

Oefening 3
1.	628	+		=	1.098
2.	537	+		=	911
3.	637	+		=	1.016
4.	954	+		=	1.468
5.	777	+		=	1.255
6.	704	+		=	1.261
7.	695	+		=	1.260
8.	785	+		=	1.020
9.	840	+		=	1.446
10.	803	+		=	1.274

Oefening 4
1.	811	+		=	1.205
2.	806	+		=	1.235
3.	899	+		=	1.394
4.	611	+		=	983
5.	785	+		=	1.256
6.	1.000	+		=	1.893
7.	356	+		=	647
8.	919	+		=	1.414
9.	678	+		=	1.236
10.	573	+		=	1.060

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	973	+	860	=	1.833
2.	942	+	471	=	1.413
3.	996	+	794	=	1.790
4.	957	+	631	=	1.588
5.	488	+	303	=	791
6.	824	+	268	=	1.092
7.	954	+	708	=	1.662
8.	944	+	371	=	1.315
9.	494	+	372	=	866
10.	288	+	204	=	492

Oefening 2
1.	616	+	365	=	981
2.	739	+	470	=	1.209
3.	992	+	408	=	1.400
4.	507	+	225	=	732
5.	987	+	843	=	1.830
6.	568	+	248	=	816
7.	944	+	643	=	1.587
8.	912	+	262	=	1.174
9.	841	+	717	=	1.558
10.	351	+	281	=	632

Oefening 3
1.	628	+	470	=	1.098
2.	537	+	374	=	911
3.	637	+	379	=	1.016
4.	954	+	514	=	1.468
5.	777	+	478	=	1.255
6.	704	+	557	=	1.261
7.	695	+	565	=	1.260
8.	785	+	235	=	1.020
9.	840	+	606	=	1.446
10.	803	+	471	=	1.274

Oefening 4
1.	811	+	394	=	1.205
2.	806	+	429	=	1.235
3.	899	+	495	=	1.394
4.	611	+	372	=	983
5.	785	+	471	=	1.256
6.	1.000	+	893	=	1.893
7.	356	+	291	=	647
8.	919	+	495	=	1.414
9.	678	+	558	=	1.236
10.	573	+	487	=	1.060