Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	899	+		=	1.237
2.	320	+		=	552
3.	716	+		=	916
4.	729	+		=	1.124
5.	712	+		=	950
6.	534	+		=	1.018
7.	394	+		=	654
8.	705	+		=	1.088
9.	824	+		=	1.286
10.	284	+		=	538

Oefening 2
1.	671	+		=	1.316
2.	949	+		=	1.252
3.	611	+		=	1.130
4.	971	+		=	1.888
5.	787	+		=	1.094
6.	871	+		=	1.718
7.	894	+		=	1.544
8.	960	+		=	1.492
9.	863	+		=	1.417
10.	981	+		=	1.417

Oefening 3
1.	818	+		=	1.322
2.	372	+		=	623
3.	732	+		=	1.059
4.	853	+		=	1.367
5.	653	+		=	892
6.	919	+		=	1.689
7.	999	+		=	1.458
8.	782	+		=	1.423
9.	887	+		=	1.109
10.	773	+		=	1.448

Oefening 4
1.	989	+		=	1.469
2.	536	+		=	901
3.	767	+		=	1.420
4.	740	+		=	1.083
5.	967	+		=	1.932
6.	355	+		=	709
7.	522	+		=	814
8.	378	+		=	702
9.	926	+		=	1.504
10.	787	+		=	1.116

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	899	+	338	=	1.237
2.	320	+	232	=	552
3.	716	+	200	=	916
4.	729	+	395	=	1.124
5.	712	+	238	=	950
6.	534	+	484	=	1.018
7.	394	+	260	=	654
8.	705	+	383	=	1.088
9.	824	+	462	=	1.286
10.	284	+	254	=	538

Oefening 2
1.	671	+	645	=	1.316
2.	949	+	303	=	1.252
3.	611	+	519	=	1.130
4.	971	+	917	=	1.888
5.	787	+	307	=	1.094
6.	871	+	847	=	1.718
7.	894	+	650	=	1.544
8.	960	+	532	=	1.492
9.	863	+	554	=	1.417
10.	981	+	436	=	1.417

Oefening 3
1.	818	+	504	=	1.322
2.	372	+	251	=	623
3.	732	+	327	=	1.059
4.	853	+	514	=	1.367
5.	653	+	239	=	892
6.	919	+	770	=	1.689
7.	999	+	459	=	1.458
8.	782	+	641	=	1.423
9.	887	+	222	=	1.109
10.	773	+	675	=	1.448

Oefening 4
1.	989	+	480	=	1.469
2.	536	+	365	=	901
3.	767	+	653	=	1.420
4.	740	+	343	=	1.083
5.	967	+	965	=	1.932
6.	355	+	354	=	709
7.	522	+	292	=	814
8.	378	+	324	=	702
9.	926	+	578	=	1.504
10.	787	+	329	=	1.116