Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	998	+		=	1.739
2.	962	+		=	1.281
3.	583	+		=	1.149
4.	914	+		=	1.697
5.	930	+		=	1.317
6.	826	+		=	1.153
7.	830	+		=	1.235
8.	605	+		=	1.026
9.	940	+		=	1.398
10.	645	+		=	922

Oefening 2
1.	455	+		=	678
2.	979	+		=	1.384
3.	692	+		=	1.182
4.	390	+		=	729
5.	726	+		=	1.351
6.	849	+		=	1.094
7.	925	+		=	1.371
8.	490	+		=	737
9.	663	+		=	973
10.	831	+		=	1.476

Oefening 3
1.	568	+		=	870
2.	817	+		=	1.334
3.	816	+		=	1.314
4.	891	+		=	1.685
5.	908	+		=	1.539
6.	500	+		=	840
7.	749	+		=	974
8.	924	+		=	1.138
9.	744	+		=	1.004
10.	917	+		=	1.341

Oefening 4
1.	573	+		=	1.066
2.	412	+		=	780
3.	840	+		=	1.620
4.	546	+		=	854
5.	990	+		=	1.269
6.	481	+		=	868
7.	732	+		=	972
8.	981	+		=	1.297
9.	633	+		=	833
10.	520	+		=	917

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	998	+	741	=	1.739
2.	962	+	319	=	1.281
3.	583	+	566	=	1.149
4.	914	+	783	=	1.697
5.	930	+	387	=	1.317
6.	826	+	327	=	1.153
7.	830	+	405	=	1.235
8.	605	+	421	=	1.026
9.	940	+	458	=	1.398
10.	645	+	277	=	922

Oefening 2
1.	455	+	223	=	678
2.	979	+	405	=	1.384
3.	692	+	490	=	1.182
4.	390	+	339	=	729
5.	726	+	625	=	1.351
6.	849	+	245	=	1.094
7.	925	+	446	=	1.371
8.	490	+	247	=	737
9.	663	+	310	=	973
10.	831	+	645	=	1.476

Oefening 3
1.	568	+	302	=	870
2.	817	+	517	=	1.334
3.	816	+	498	=	1.314
4.	891	+	794	=	1.685
5.	908	+	631	=	1.539
6.	500	+	340	=	840
7.	749	+	225	=	974
8.	924	+	214	=	1.138
9.	744	+	260	=	1.004
10.	917	+	424	=	1.341

Oefening 4
1.	573	+	493	=	1.066
2.	412	+	368	=	780
3.	840	+	780	=	1.620
4.	546	+	308	=	854
5.	990	+	279	=	1.269
6.	481	+	387	=	868
7.	732	+	240	=	972
8.	981	+	316	=	1.297
9.	633	+	200	=	833
10.	520	+	397	=	917