Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	242	+		=	459
2.	459	+		=	590
3.	362	+		=	502
4.	437	+		=	844
5.	498	+		=	612
6.	363	+		=	594
7.	447	+		=	818
8.	448	+		=	712
9.	338	+		=	532
10.	471	+		=	924

Oefening 2
1.	309	+		=	510
2.	289	+		=	526
3.	356	+		=	554
4.	161	+		=	313
5.	498	+		=	969
6.	453	+		=	720
7.	437	+		=	606
8.	478	+		=	712
9.	470	+		=	735
10.	495	+		=	741

Oefening 3
1.	496	+		=	768
2.	264	+		=	506
3.	297	+		=	569
4.	259	+		=	481
5.	439	+		=	712
6.	490	+		=	808
7.	304	+		=	530
8.	387	+		=	709
9.	407	+		=	740
10.	330	+		=	474

Oefening 4
1.	429	+		=	738
2.	487	+		=	644
3.	439	+		=	792
4.	191	+		=	336
5.	333	+		=	546
6.	369	+		=	597
7.	499	+		=	956
8.	453	+		=	683
9.	368	+		=	627
10.	487	+		=	864

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	242	+	217	=	459
2.	459	+	131	=	590
3.	362	+	140	=	502
4.	437	+	407	=	844
5.	498	+	114	=	612
6.	363	+	231	=	594
7.	447	+	371	=	818
8.	448	+	264	=	712
9.	338	+	194	=	532
10.	471	+	453	=	924

Oefening 2
1.	309	+	201	=	510
2.	289	+	237	=	526
3.	356	+	198	=	554
4.	161	+	152	=	313
5.	498	+	471	=	969
6.	453	+	267	=	720
7.	437	+	169	=	606
8.	478	+	234	=	712
9.	470	+	265	=	735
10.	495	+	246	=	741

Oefening 3
1.	496	+	272	=	768
2.	264	+	242	=	506
3.	297	+	272	=	569
4.	259	+	222	=	481
5.	439	+	273	=	712
6.	490	+	318	=	808
7.	304	+	226	=	530
8.	387	+	322	=	709
9.	407	+	333	=	740
10.	330	+	144	=	474

Oefening 4
1.	429	+	309	=	738
2.	487	+	157	=	644
3.	439	+	353	=	792
4.	191	+	145	=	336
5.	333	+	213	=	546
6.	369	+	228	=	597
7.	499	+	457	=	956
8.	453	+	230	=	683
9.	368	+	259	=	627
10.	487	+	377	=	864