Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	944	+		=	1.642
2.	379	+		=	743
3.	642	+		=	1.023
4.	930	+		=	1.332
5.	597	+		=	993
6.	980	+		=	1.633
7.	760	+		=	1.319
8.	803	+		=	1.283
9.	883	+		=	1.388
10.	999	+		=	1.810

Oefening 2
1.	462	+		=	668
2.	685	+		=	999
3.	694	+		=	908
4.	601	+		=	841
5.	585	+		=	956
6.	602	+		=	859
7.	399	+		=	747
8.	593	+		=	1.153
9.	463	+		=	921
10.	468	+		=	922

Oefening 3
1.	949	+		=	1.419
2.	416	+		=	769
3.	663	+		=	1.315
4.	738	+		=	1.105
5.	646	+		=	1.093
6.	815	+		=	1.142
7.	994	+		=	1.555
8.	954	+		=	1.464
9.	984	+		=	1.687
10.	816	+		=	1.172

Oefening 4
1.	780	+		=	1.220
2.	965	+		=	1.618
3.	722	+		=	938
4.	909	+		=	1.734
5.	873	+		=	1.613
6.	795	+		=	1.175
7.	329	+		=	625
8.	875	+		=	1.254
9.	834	+		=	1.091
10.	962	+		=	1.621

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	944	+	698	=	1.642
2.	379	+	364	=	743
3.	642	+	381	=	1.023
4.	930	+	402	=	1.332
5.	597	+	396	=	993
6.	980	+	653	=	1.633
7.	760	+	559	=	1.319
8.	803	+	480	=	1.283
9.	883	+	505	=	1.388
10.	999	+	811	=	1.810

Oefening 2
1.	462	+	206	=	668
2.	685	+	314	=	999
3.	694	+	214	=	908
4.	601	+	240	=	841
5.	585	+	371	=	956
6.	602	+	257	=	859
7.	399	+	348	=	747
8.	593	+	560	=	1.153
9.	463	+	458	=	921
10.	468	+	454	=	922

Oefening 3
1.	949	+	470	=	1.419
2.	416	+	353	=	769
3.	663	+	652	=	1.315
4.	738	+	367	=	1.105
5.	646	+	447	=	1.093
6.	815	+	327	=	1.142
7.	994	+	561	=	1.555
8.	954	+	510	=	1.464
9.	984	+	703	=	1.687
10.	816	+	356	=	1.172

Oefening 4
1.	780	+	440	=	1.220
2.	965	+	653	=	1.618
3.	722	+	216	=	938
4.	909	+	825	=	1.734
5.	873	+	740	=	1.613
6.	795	+	380	=	1.175
7.	329	+	296	=	625
8.	875	+	379	=	1.254
9.	834	+	257	=	1.091
10.	962	+	659	=	1.621