Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	646	+		=	919
2.	810	+		=	1.077
3.	885	+		=	1.667
4.	815	+		=	1.299
5.	668	+		=	989
6.	910	+		=	1.309
7.	934	+		=	1.807
8.	624	+		=	1.009
9.	596	+		=	902
10.	887	+		=	1.665

Oefening 2
1.	588	+		=	955
2.	557	+		=	799
3.	816	+		=	1.161
4.	750	+		=	1.009
5.	967	+		=	1.412
6.	976	+		=	1.574
7.	807	+		=	1.026
8.	922	+		=	1.519
9.	816	+		=	1.196
10.	314	+		=	626

Oefening 3
1.	880	+		=	1.210
2.	852	+		=	1.364
3.	753	+		=	1.391
4.	520	+		=	736
5.	981	+		=	1.201
6.	672	+		=	1.327
7.	463	+		=	707
8.	726	+		=	1.314
9.	892	+		=	1.552
10.	656	+		=	1.030

Oefening 4
1.	964	+		=	1.526
2.	668	+		=	967
3.	646	+		=	1.208
4.	938	+		=	1.291
5.	335	+		=	624
6.	897	+		=	1.471
7.	851	+		=	1.184
8.	457	+		=	666
9.	857	+		=	1.100
10.	852	+		=	1.059

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	646	+	273	=	919
2.	810	+	267	=	1.077
3.	885	+	782	=	1.667
4.	815	+	484	=	1.299
5.	668	+	321	=	989
6.	910	+	399	=	1.309
7.	934	+	873	=	1.807
8.	624	+	385	=	1.009
9.	596	+	306	=	902
10.	887	+	778	=	1.665

Oefening 2
1.	588	+	367	=	955
2.	557	+	242	=	799
3.	816	+	345	=	1.161
4.	750	+	259	=	1.009
5.	967	+	445	=	1.412
6.	976	+	598	=	1.574
7.	807	+	219	=	1.026
8.	922	+	597	=	1.519
9.	816	+	380	=	1.196
10.	314	+	312	=	626

Oefening 3
1.	880	+	330	=	1.210
2.	852	+	512	=	1.364
3.	753	+	638	=	1.391
4.	520	+	216	=	736
5.	981	+	220	=	1.201
6.	672	+	655	=	1.327
7.	463	+	244	=	707
8.	726	+	588	=	1.314
9.	892	+	660	=	1.552
10.	656	+	374	=	1.030

Oefening 4
1.	964	+	562	=	1.526
2.	668	+	299	=	967
3.	646	+	562	=	1.208
4.	938	+	353	=	1.291
5.	335	+	289	=	624
6.	897	+	574	=	1.471
7.	851	+	333	=	1.184
8.	457	+	209	=	666
9.	857	+	243	=	1.100
10.	852	+	207	=	1.059