Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	709	+		=	955
2.	481	+		=	773
3.	739	+		=	1.460
4.	463	+		=	861
5.	579	+		=	1.030
6.	968	+		=	1.710
7.	981	+		=	1.239
8.	406	+		=	788
9.	717	+		=	1.116
10.	950	+		=	1.558

Oefening 2
1.	808	+		=	1.267
2.	764	+		=	1.053
3.	972	+		=	1.672
4.	744	+		=	1.322
5.	775	+		=	1.483
6.	788	+		=	1.398
7.	380	+		=	622
8.	863	+		=	1.724
9.	898	+		=	1.346
10.	949	+		=	1.752

Oefening 3
1.	327	+		=	541
2.	626	+		=	982
3.	553	+		=	1.097
4.	899	+		=	1.527
5.	914	+		=	1.389
6.	867	+		=	1.494
7.	937	+		=	1.645
8.	700	+		=	1.033
9.	691	+		=	1.310
10.	573	+		=	1.067

Oefening 4
1.	687	+		=	1.225
2.	475	+		=	854
3.	764	+		=	1.423
4.	871	+		=	1.712
5.	864	+		=	1.156
6.	983	+		=	1.229
7.	929	+		=	1.669
8.	457	+		=	670
9.	763	+		=	984
10.	615	+		=	1.001

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	709	+	246	=	955
2.	481	+	292	=	773
3.	739	+	721	=	1.460
4.	463	+	398	=	861
5.	579	+	451	=	1.030
6.	968	+	742	=	1.710
7.	981	+	258	=	1.239
8.	406	+	382	=	788
9.	717	+	399	=	1.116
10.	950	+	608	=	1.558

Oefening 2
1.	808	+	459	=	1.267
2.	764	+	289	=	1.053
3.	972	+	700	=	1.672
4.	744	+	578	=	1.322
5.	775	+	708	=	1.483
6.	788	+	610	=	1.398
7.	380	+	242	=	622
8.	863	+	861	=	1.724
9.	898	+	448	=	1.346
10.	949	+	803	=	1.752

Oefening 3
1.	327	+	214	=	541
2.	626	+	356	=	982
3.	553	+	544	=	1.097
4.	899	+	628	=	1.527
5.	914	+	475	=	1.389
6.	867	+	627	=	1.494
7.	937	+	708	=	1.645
8.	700	+	333	=	1.033
9.	691	+	619	=	1.310
10.	573	+	494	=	1.067

Oefening 4
1.	687	+	538	=	1.225
2.	475	+	379	=	854
3.	764	+	659	=	1.423
4.	871	+	841	=	1.712
5.	864	+	292	=	1.156
6.	983	+	246	=	1.229
7.	929	+	740	=	1.669
8.	457	+	213	=	670
9.	763	+	221	=	984
10.	615	+	386	=	1.001