Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	526	+		=	895
2.	954	+		=	1.475
3.	483	+		=	794
4.	669	+		=	885
5.	782	+		=	1.092
6.	246	+		=	490
7.	838	+		=	1.359
8.	609	+		=	875
9.	845	+		=	1.673
10.	840	+		=	1.648

Oefening 2
1.	459	+		=	736
2.	510	+		=	932
3.	945	+		=	1.484
4.	509	+		=	863
5.	691	+		=	1.096
6.	871	+		=	1.103
7.	733	+		=	1.117
8.	968	+		=	1.469
9.	878	+		=	1.716
10.	852	+		=	1.248

Oefening 3
1.	980	+		=	1.847
2.	948	+		=	1.677
3.	783	+		=	1.272
4.	498	+		=	921
5.	849	+		=	1.280
6.	966	+		=	1.683
7.	591	+		=	1.058
8.	944	+		=	1.502
9.	856	+		=	1.218
10.	314	+		=	606

Oefening 4
1.	449	+		=	681
2.	652	+		=	1.070
3.	978	+		=	1.701
4.	267	+		=	504
5.	900	+		=	1.299
6.	930	+		=	1.307
7.	608	+		=	957
8.	990	+		=	1.875
9.	676	+		=	1.072
10.	931	+		=	1.814

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	526	+	369	=	895
2.	954	+	521	=	1.475
3.	483	+	311	=	794
4.	669	+	216	=	885
5.	782	+	310	=	1.092
6.	246	+	244	=	490
7.	838	+	521	=	1.359
8.	609	+	266	=	875
9.	845	+	828	=	1.673
10.	840	+	808	=	1.648

Oefening 2
1.	459	+	277	=	736
2.	510	+	422	=	932
3.	945	+	539	=	1.484
4.	509	+	354	=	863
5.	691	+	405	=	1.096
6.	871	+	232	=	1.103
7.	733	+	384	=	1.117
8.	968	+	501	=	1.469
9.	878	+	838	=	1.716
10.	852	+	396	=	1.248

Oefening 3
1.	980	+	867	=	1.847
2.	948	+	729	=	1.677
3.	783	+	489	=	1.272
4.	498	+	423	=	921
5.	849	+	431	=	1.280
6.	966	+	717	=	1.683
7.	591	+	467	=	1.058
8.	944	+	558	=	1.502
9.	856	+	362	=	1.218
10.	314	+	292	=	606

Oefening 4
1.	449	+	232	=	681
2.	652	+	418	=	1.070
3.	978	+	723	=	1.701
4.	267	+	237	=	504
5.	900	+	399	=	1.299
6.	930	+	377	=	1.307
7.	608	+	349	=	957
8.	990	+	885	=	1.875
9.	676	+	396	=	1.072
10.	931	+	883	=	1.814