Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	494	+		=	936
2.	995	+		=	1.935
3.	989	+		=	1.252
4.	664	+		=	1.125
5.	885	+		=	1.426
6.	609	+		=	993
7.	806	+		=	1.333
8.	684	+		=	998
9.	992	+		=	1.367
10.	521	+		=	742

Oefening 2
1.	888	+		=	1.310
2.	742	+		=	1.248
3.	636	+		=	895
4.	975	+		=	1.292
5.	1.000	+		=	1.871
6.	815	+		=	1.455
7.	899	+		=	1.774
8.	920	+		=	1.322
9.	795	+		=	1.179
10.	888	+		=	1.334

Oefening 3
1.	883	+		=	1.179
2.	990	+		=	1.740
3.	490	+		=	849
4.	893	+		=	1.532
5.	972	+		=	1.654
6.	899	+		=	1.250
7.	946	+		=	1.618
8.	964	+		=	1.379
9.	878	+		=	1.749
10.	614	+		=	929

Oefening 4
1.	572	+		=	903
2.	836	+		=	1.297
3.	630	+		=	1.216
4.	983	+		=	1.584
5.	925	+		=	1.283
6.	950	+		=	1.563
7.	578	+		=	1.066
8.	992	+		=	1.380
9.	950	+		=	1.651
10.	995	+		=	1.388

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	494	+	442	=	936
2.	995	+	940	=	1.935
3.	989	+	263	=	1.252
4.	664	+	461	=	1.125
5.	885	+	541	=	1.426
6.	609	+	384	=	993
7.	806	+	527	=	1.333
8.	684	+	314	=	998
9.	992	+	375	=	1.367
10.	521	+	221	=	742

Oefening 2
1.	888	+	422	=	1.310
2.	742	+	506	=	1.248
3.	636	+	259	=	895
4.	975	+	317	=	1.292
5.	1.000	+	871	=	1.871
6.	815	+	640	=	1.455
7.	899	+	875	=	1.774
8.	920	+	402	=	1.322
9.	795	+	384	=	1.179
10.	888	+	446	=	1.334

Oefening 3
1.	883	+	296	=	1.179
2.	990	+	750	=	1.740
3.	490	+	359	=	849
4.	893	+	639	=	1.532
5.	972	+	682	=	1.654
6.	899	+	351	=	1.250
7.	946	+	672	=	1.618
8.	964	+	415	=	1.379
9.	878	+	871	=	1.749
10.	614	+	315	=	929

Oefening 4
1.	572	+	331	=	903
2.	836	+	461	=	1.297
3.	630	+	586	=	1.216
4.	983	+	601	=	1.584
5.	925	+	358	=	1.283
6.	950	+	613	=	1.563
7.	578	+	488	=	1.066
8.	992	+	388	=	1.380
9.	950	+	701	=	1.651
10.	995	+	393	=	1.388