Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	484	+		=	778
2.	544	+		=	870
3.	666	+		=	1.019
4.	995	+		=	1.497
5.	962	+		=	1.210
6.	643	+		=	1.199
7.	854	+		=	1.183
8.	804	+		=	1.212
9.	676	+		=	905
10.	874	+		=	1.575

Oefening 2
1.	999	+		=	1.237
2.	634	+		=	924
3.	644	+		=	1.167
4.	627	+		=	856
5.	991	+		=	1.619
6.	701	+		=	1.351
7.	841	+		=	1.196
8.	780	+		=	1.522
9.	895	+		=	1.426
10.	551	+		=	759

Oefening 3
1.	932	+		=	1.713
2.	808	+		=	1.070
3.	919	+		=	1.276
4.	870	+		=	1.100
5.	842	+		=	1.074
6.	836	+		=	1.169
7.	927	+		=	1.322
8.	932	+		=	1.647
9.	686	+		=	1.319
10.	742	+		=	972

Oefening 4
1.	926	+		=	1.754
2.	998	+		=	1.599
3.	369	+		=	628
4.	800	+		=	1.497
5.	848	+		=	1.410
6.	632	+		=	1.025
7.	788	+		=	1.412
8.	883	+		=	1.192
9.	885	+		=	1.661
10.	849	+		=	1.526

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	484	+	294	=	778
2.	544	+	326	=	870
3.	666	+	353	=	1.019
4.	995	+	502	=	1.497
5.	962	+	248	=	1.210
6.	643	+	556	=	1.199
7.	854	+	329	=	1.183
8.	804	+	408	=	1.212
9.	676	+	229	=	905
10.	874	+	701	=	1.575

Oefening 2
1.	999	+	238	=	1.237
2.	634	+	290	=	924
3.	644	+	523	=	1.167
4.	627	+	229	=	856
5.	991	+	628	=	1.619
6.	701	+	650	=	1.351
7.	841	+	355	=	1.196
8.	780	+	742	=	1.522
9.	895	+	531	=	1.426
10.	551	+	208	=	759

Oefening 3
1.	932	+	781	=	1.713
2.	808	+	262	=	1.070
3.	919	+	357	=	1.276
4.	870	+	230	=	1.100
5.	842	+	232	=	1.074
6.	836	+	333	=	1.169
7.	927	+	395	=	1.322
8.	932	+	715	=	1.647
9.	686	+	633	=	1.319
10.	742	+	230	=	972

Oefening 4
1.	926	+	828	=	1.754
2.	998	+	601	=	1.599
3.	369	+	259	=	628
4.	800	+	697	=	1.497
5.	848	+	562	=	1.410
6.	632	+	393	=	1.025
7.	788	+	624	=	1.412
8.	883	+	309	=	1.192
9.	885	+	776	=	1.661
10.	849	+	677	=	1.526