Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	927	+		=	1.209
2.	904	+		=	1.790
3.	980	+		=	1.235
4.	930	+		=	1.539
5.	698	+		=	901
6.	802	+		=	1.200
7.	934	+		=	1.849
8.	757	+		=	1.201
9.	558	+		=	917
10.	946	+		=	1.291

Oefening 2
1.	892	+		=	1.345
2.	797	+		=	1.221
3.	834	+		=	1.464
4.	969	+		=	1.780
5.	600	+		=	989
6.	847	+		=	1.203
7.	394	+		=	606
8.	804	+		=	1.554
9.	805	+		=	1.092
10.	999	+		=	1.939

Oefening 3
1.	230	+		=	441
2.	803	+		=	1.502
3.	690	+		=	1.146
4.	539	+		=	1.057
5.	674	+		=	957
6.	877	+		=	1.182
7.	595	+		=	838
8.	612	+		=	862
9.	544	+		=	954
10.	777	+		=	1.268

Oefening 4
1.	357	+		=	563
2.	541	+		=	921
3.	460	+		=	857
4.	400	+		=	774
5.	827	+		=	1.642
6.	760	+		=	1.434
7.	642	+		=	1.001
8.	669	+		=	1.122
9.	706	+		=	988
10.	821	+		=	1.211

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	927	+	282	=	1.209
2.	904	+	886	=	1.790
3.	980	+	255	=	1.235
4.	930	+	609	=	1.539
5.	698	+	203	=	901
6.	802	+	398	=	1.200
7.	934	+	915	=	1.849
8.	757	+	444	=	1.201
9.	558	+	359	=	917
10.	946	+	345	=	1.291

Oefening 2
1.	892	+	453	=	1.345
2.	797	+	424	=	1.221
3.	834	+	630	=	1.464
4.	969	+	811	=	1.780
5.	600	+	389	=	989
6.	847	+	356	=	1.203
7.	394	+	212	=	606
8.	804	+	750	=	1.554
9.	805	+	287	=	1.092
10.	999	+	940	=	1.939

Oefening 3
1.	230	+	211	=	441
2.	803	+	699	=	1.502
3.	690	+	456	=	1.146
4.	539	+	518	=	1.057
5.	674	+	283	=	957
6.	877	+	305	=	1.182
7.	595	+	243	=	838
8.	612	+	250	=	862
9.	544	+	410	=	954
10.	777	+	491	=	1.268

Oefening 4
1.	357	+	206	=	563
2.	541	+	380	=	921
3.	460	+	397	=	857
4.	400	+	374	=	774
5.	827	+	815	=	1.642
6.	760	+	674	=	1.434
7.	642	+	359	=	1.001
8.	669	+	453	=	1.122
9.	706	+	282	=	988
10.	821	+	390	=	1.211