Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	669	+		=	1.120
2.	665	+		=	1.083
3.	959	+		=	1.737
4.	627	+		=	842
5.	353	+		=	554
6.	885	+		=	1.236
7.	632	+		=	832
8.	882	+		=	1.674
9.	934	+		=	1.811
10.	408	+		=	717

Oefening 2
1.	838	+		=	1.304
2.	367	+		=	567
3.	945	+		=	1.843
4.	632	+		=	896
5.	993	+		=	1.917
6.	705	+		=	1.078
7.	998	+		=	1.811
8.	248	+		=	454
9.	823	+		=	1.040
10.	695	+		=	1.249

Oefening 3
1.	906	+		=	1.432
2.	891	+		=	1.522
3.	696	+		=	1.145
4.	795	+		=	1.336
5.	715	+		=	966
6.	817	+		=	1.305
7.	615	+		=	857
8.	638	+		=	1.058
9.	851	+		=	1.412
10.	899	+		=	1.368

Oefening 4
1.	669	+		=	1.220
2.	379	+		=	583
3.	924	+		=	1.591
4.	788	+		=	1.435
5.	711	+		=	1.173
6.	834	+		=	1.490
7.	993	+		=	1.239
8.	783	+		=	1.148
9.	877	+		=	1.747
10.	915	+		=	1.416

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	669	+	451	=	1.120
2.	665	+	418	=	1.083
3.	959	+	778	=	1.737
4.	627	+	215	=	842
5.	353	+	201	=	554
6.	885	+	351	=	1.236
7.	632	+	200	=	832
8.	882	+	792	=	1.674
9.	934	+	877	=	1.811
10.	408	+	309	=	717

Oefening 2
1.	838	+	466	=	1.304
2.	367	+	200	=	567
3.	945	+	898	=	1.843
4.	632	+	264	=	896
5.	993	+	924	=	1.917
6.	705	+	373	=	1.078
7.	998	+	813	=	1.811
8.	248	+	206	=	454
9.	823	+	217	=	1.040
10.	695	+	554	=	1.249

Oefening 3
1.	906	+	526	=	1.432
2.	891	+	631	=	1.522
3.	696	+	449	=	1.145
4.	795	+	541	=	1.336
5.	715	+	251	=	966
6.	817	+	488	=	1.305
7.	615	+	242	=	857
8.	638	+	420	=	1.058
9.	851	+	561	=	1.412
10.	899	+	469	=	1.368

Oefening 4
1.	669	+	551	=	1.220
2.	379	+	204	=	583
3.	924	+	667	=	1.591
4.	788	+	647	=	1.435
5.	711	+	462	=	1.173
6.	834	+	656	=	1.490
7.	993	+	246	=	1.239
8.	783	+	365	=	1.148
9.	877	+	870	=	1.747
10.	915	+	501	=	1.416