Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	969	+		=	1.694
2.	957	+		=	1.330
3.	914	+		=	1.139
4.	899	+		=	1.537
5.	956	+		=	1.417
6.	891	+		=	1.470
7.	591	+		=	920
8.	998	+		=	1.320
9.	880	+		=	1.346
10.	790	+		=	1.275

Oefening 2
1.	917	+		=	1.532
2.	898	+		=	1.398
3.	615	+		=	1.114
4.	971	+		=	1.923
5.	562	+		=	993
6.	641	+		=	994
7.	771	+		=	1.227
8.	823	+		=	1.107
9.	937	+		=	1.346
10.	934	+		=	1.170

Oefening 3
1.	670	+		=	1.161
2.	629	+		=	930
3.	556	+		=	1.005
4.	487	+		=	953
5.	535	+		=	1.040
6.	626	+		=	930
7.	559	+		=	1.006
8.	861	+		=	1.604
9.	702	+		=	1.325
10.	742	+		=	1.380

Oefening 4
1.	349	+		=	666
2.	864	+		=	1.398
3.	985	+		=	1.550
4.	827	+		=	1.358
5.	910	+		=	1.485
6.	291	+		=	567
7.	715	+		=	968
8.	418	+		=	707
9.	991	+		=	1.366
10.	992	+		=	1.362

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	969	+	725	=	1.694
2.	957	+	373	=	1.330
3.	914	+	225	=	1.139
4.	899	+	638	=	1.537
5.	956	+	461	=	1.417
6.	891	+	579	=	1.470
7.	591	+	329	=	920
8.	998	+	322	=	1.320
9.	880	+	466	=	1.346
10.	790	+	485	=	1.275

Oefening 2
1.	917	+	615	=	1.532
2.	898	+	500	=	1.398
3.	615	+	499	=	1.114
4.	971	+	952	=	1.923
5.	562	+	431	=	993
6.	641	+	353	=	994
7.	771	+	456	=	1.227
8.	823	+	284	=	1.107
9.	937	+	409	=	1.346
10.	934	+	236	=	1.170

Oefening 3
1.	670	+	491	=	1.161
2.	629	+	301	=	930
3.	556	+	449	=	1.005
4.	487	+	466	=	953
5.	535	+	505	=	1.040
6.	626	+	304	=	930
7.	559	+	447	=	1.006
8.	861	+	743	=	1.604
9.	702	+	623	=	1.325
10.	742	+	638	=	1.380

Oefening 4
1.	349	+	317	=	666
2.	864	+	534	=	1.398
3.	985	+	565	=	1.550
4.	827	+	531	=	1.358
5.	910	+	575	=	1.485
6.	291	+	276	=	567
7.	715	+	253	=	968
8.	418	+	289	=	707
9.	991	+	375	=	1.366
10.	992	+	370	=	1.362