Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	892	+		=	1.784
2.	878	+		=	1.714
3.	802	+		=	1.551
4.	479	+		=	821
5.	841	+		=	1.319
6.	825	+		=	1.581
7.	492	+		=	764
8.	534	+		=	758
9.	719	+		=	1.409
10.	902	+		=	1.332

Oefening 2
1.	734	+		=	1.350
2.	546	+		=	809
3.	998	+		=	1.364
4.	594	+		=	828
5.	658	+		=	1.246
6.	284	+		=	519
7.	935	+		=	1.573
8.	375	+		=	616
9.	841	+		=	1.423
10.	740	+		=	1.262

Oefening 3
1.	681	+		=	1.108
2.	706	+		=	1.312
3.	935	+		=	1.517
4.	381	+		=	644
5.	841	+		=	1.088
6.	709	+		=	1.399
7.	922	+		=	1.627
8.	389	+		=	657
9.	651	+		=	1.012
10.	909	+		=	1.413

Oefening 4
1.	596	+		=	824
2.	839	+		=	1.288
3.	895	+		=	1.556
4.	954	+		=	1.173
5.	423	+		=	798
6.	887	+		=	1.347
7.	633	+		=	909
8.	848	+		=	1.253
9.	686	+		=	1.263
10.	818	+		=	1.079

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	892	+	892	=	1.784
2.	878	+	836	=	1.714
3.	802	+	749	=	1.551
4.	479	+	342	=	821
5.	841	+	478	=	1.319
6.	825	+	756	=	1.581
7.	492	+	272	=	764
8.	534	+	224	=	758
9.	719	+	690	=	1.409
10.	902	+	430	=	1.332

Oefening 2
1.	734	+	616	=	1.350
2.	546	+	263	=	809
3.	998	+	366	=	1.364
4.	594	+	234	=	828
5.	658	+	588	=	1.246
6.	284	+	235	=	519
7.	935	+	638	=	1.573
8.	375	+	241	=	616
9.	841	+	582	=	1.423
10.	740	+	522	=	1.262

Oefening 3
1.	681	+	427	=	1.108
2.	706	+	606	=	1.312
3.	935	+	582	=	1.517
4.	381	+	263	=	644
5.	841	+	247	=	1.088
6.	709	+	690	=	1.399
7.	922	+	705	=	1.627
8.	389	+	268	=	657
9.	651	+	361	=	1.012
10.	909	+	504	=	1.413

Oefening 4
1.	596	+	228	=	824
2.	839	+	449	=	1.288
3.	895	+	661	=	1.556
4.	954	+	219	=	1.173
5.	423	+	375	=	798
6.	887	+	460	=	1.347
7.	633	+	276	=	909
8.	848	+	405	=	1.253
9.	686	+	577	=	1.263
10.	818	+	261	=	1.079