Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	651	+		=	884
2.	947	+		=	1.251
3.	557	+		=	1.058
4.	682	+		=	981
5.	975	+		=	1.329
6.	648	+		=	1.145
7.	740	+		=	1.452
8.	957	+		=	1.190
9.	927	+		=	1.244
10.	475	+		=	855

Oefening 2
1.	373	+		=	670
2.	731	+		=	1.027
3.	815	+		=	1.112
4.	971	+		=	1.356
5.	790	+		=	1.303
6.	897	+		=	1.140
7.	889	+		=	1.271
8.	836	+		=	1.240
9.	476	+		=	744
10.	544	+		=	1.001

Oefening 3
1.	686	+		=	1.251
2.	932	+		=	1.327
3.	579	+		=	958
4.	916	+		=	1.712
5.	609	+		=	1.129
6.	998	+		=	1.390
7.	707	+		=	977
8.	589	+		=	1.089
9.	672	+		=	1.261
10.	660	+		=	1.271

Oefening 4
1.	897	+		=	1.641
2.	643	+		=	972
3.	946	+		=	1.889
4.	862	+		=	1.415
5.	278	+		=	545
6.	841	+		=	1.224
7.	937	+		=	1.438
8.	328	+		=	567
9.	708	+		=	919
10.	978	+		=	1.497

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	651	+	233	=	884
2.	947	+	304	=	1.251
3.	557	+	501	=	1.058
4.	682	+	299	=	981
5.	975	+	354	=	1.329
6.	648	+	497	=	1.145
7.	740	+	712	=	1.452
8.	957	+	233	=	1.190
9.	927	+	317	=	1.244
10.	475	+	380	=	855

Oefening 2
1.	373	+	297	=	670
2.	731	+	296	=	1.027
3.	815	+	297	=	1.112
4.	971	+	385	=	1.356
5.	790	+	513	=	1.303
6.	897	+	243	=	1.140
7.	889	+	382	=	1.271
8.	836	+	404	=	1.240
9.	476	+	268	=	744
10.	544	+	457	=	1.001

Oefening 3
1.	686	+	565	=	1.251
2.	932	+	395	=	1.327
3.	579	+	379	=	958
4.	916	+	796	=	1.712
5.	609	+	520	=	1.129
6.	998	+	392	=	1.390
7.	707	+	270	=	977
8.	589	+	500	=	1.089
9.	672	+	589	=	1.261
10.	660	+	611	=	1.271

Oefening 4
1.	897	+	744	=	1.641
2.	643	+	329	=	972
3.	946	+	943	=	1.889
4.	862	+	553	=	1.415
5.	278	+	267	=	545
6.	841	+	383	=	1.224
7.	937	+	501	=	1.438
8.	328	+	239	=	567
9.	708	+	211	=	919
10.	978	+	519	=	1.497