Erbijsommen met vlekken tot en met 1.000

Erbijsommen

Oefening 1
1.	163	+		=	313
2.	476	+		=	928
3.	299	+		=	522
4.	455	+		=	678
5.	356	+		=	635
6.	264	+		=	468
7.	222	+		=	334
8.	314	+		=	554
9.	469	+		=	609
10.	376	+		=	696

Oefening 2
1.	441	+		=	811
2.	277	+		=	493
3.	471	+		=	735
4.	439	+		=	727
5.	448	+		=	551
6.	483	+		=	691
7.	262	+		=	517
8.	295	+		=	459
9.	258	+		=	394
10.	272	+		=	379

Oefening 3
1.	278	+		=	521
2.	382	+		=	548
3.	259	+		=	504
4.	398	+		=	604
5.	489	+		=	634
6.	399	+		=	634
7.	323	+		=	547
8.	213	+		=	362
9.	475	+		=	622
10.	346	+		=	679

Oefening 4
1.	287	+		=	573
2.	335	+		=	664
3.	378	+		=	531
4.	204	+		=	405
5.	404	+		=	748
6.	425	+		=	573
7.	469	+		=	908
8.	367	+		=	698
9.	384	+		=	534
10.	340	+		=	512

Erbijsommen met vlekken tot en met 1.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	163	+	150	=	313
2.	476	+	452	=	928
3.	299	+	223	=	522
4.	455	+	223	=	678
5.	356	+	279	=	635
6.	264	+	204	=	468
7.	222	+	112	=	334
8.	314	+	240	=	554
9.	469	+	140	=	609
10.	376	+	320	=	696

Oefening 2
1.	441	+	370	=	811
2.	277	+	216	=	493
3.	471	+	264	=	735
4.	439	+	288	=	727
5.	448	+	103	=	551
6.	483	+	208	=	691
7.	262	+	255	=	517
8.	295	+	164	=	459
9.	258	+	136	=	394
10.	272	+	107	=	379

Oefening 3
1.	278	+	243	=	521
2.	382	+	166	=	548
3.	259	+	245	=	504
4.	398	+	206	=	604
5.	489	+	145	=	634
6.	399	+	235	=	634
7.	323	+	224	=	547
8.	213	+	149	=	362
9.	475	+	147	=	622
10.	346	+	333	=	679

Oefening 4
1.	287	+	286	=	573
2.	335	+	329	=	664
3.	378	+	153	=	531
4.	204	+	201	=	405
5.	404	+	344	=	748
6.	425	+	148	=	573
7.	469	+	439	=	908
8.	367	+	331	=	698
9.	384	+	150	=	534
10.	340	+	172	=	512