Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	672	+		=	1.023
2.	949	+		=	1.459
3.	989	+		=	1.357
4.	631	+		=	916
5.	785	+		=	1.068
6.	983	+		=	1.198
7.	796	+		=	1.249
8.	751	+		=	1.043
9.	351	+		=	553
10.	839	+		=	1.112

Oefening 2
1.	632	+		=	1.081
2.	775	+		=	1.054
3.	892	+		=	1.747
4.	975	+		=	1.605
5.	751	+		=	1.438
6.	747	+		=	1.332
7.	607	+		=	1.205
8.	619	+		=	875
9.	541	+		=	781
10.	635	+		=	1.124

Oefening 3
1.	681	+		=	1.146
2.	711	+		=	1.383
3.	435	+		=	723
4.	296	+		=	567
5.	637	+		=	940
6.	501	+		=	718
7.	508	+		=	1.016
8.	546	+		=	1.007
9.	396	+		=	705
10.	732	+		=	990

Oefening 4
1.	569	+		=	1.007
2.	936	+		=	1.603
3.	478	+		=	949
4.	802	+		=	1.298
5.	917	+		=	1.686
6.	796	+		=	1.089
7.	673	+		=	954
8.	469	+		=	738
9.	922	+		=	1.729
10.	750	+		=	1.498

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	672	+	351	=	1.023
2.	949	+	510	=	1.459
3.	989	+	368	=	1.357
4.	631	+	285	=	916
5.	785	+	283	=	1.068
6.	983	+	215	=	1.198
7.	796	+	453	=	1.249
8.	751	+	292	=	1.043
9.	351	+	202	=	553
10.	839	+	273	=	1.112

Oefening 2
1.	632	+	449	=	1.081
2.	775	+	279	=	1.054
3.	892	+	855	=	1.747
4.	975	+	630	=	1.605
5.	751	+	687	=	1.438
6.	747	+	585	=	1.332
7.	607	+	598	=	1.205
8.	619	+	256	=	875
9.	541	+	240	=	781
10.	635	+	489	=	1.124

Oefening 3
1.	681	+	465	=	1.146
2.	711	+	672	=	1.383
3.	435	+	288	=	723
4.	296	+	271	=	567
5.	637	+	303	=	940
6.	501	+	217	=	718
7.	508	+	508	=	1.016
8.	546	+	461	=	1.007
9.	396	+	309	=	705
10.	732	+	258	=	990

Oefening 4
1.	569	+	438	=	1.007
2.	936	+	667	=	1.603
3.	478	+	471	=	949
4.	802	+	496	=	1.298
5.	917	+	769	=	1.686
6.	796	+	293	=	1.089
7.	673	+	281	=	954
8.	469	+	269	=	738
9.	922	+	807	=	1.729
10.	750	+	748	=	1.498