Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	682	+		=	1.303
2.	697	+		=	1.344
3.	713	+		=	1.355
4.	862	+		=	1.103
5.	489	+		=	908
6.	360	+		=	574
7.	608	+		=	857
8.	858	+		=	1.456
9.	955	+		=	1.694
10.	714	+		=	1.341

Oefening 2
1.	643	+		=	1.282
2.	955	+		=	1.171
3.	739	+		=	953
4.	933	+		=	1.350
5.	923	+		=	1.493
6.	908	+		=	1.468
7.	565	+		=	793
8.	862	+		=	1.436
9.	653	+		=	1.042
10.	786	+		=	1.430

Oefening 3
1.	493	+		=	830
2.	513	+		=	853
3.	691	+		=	894
4.	839	+		=	1.556
5.	522	+		=	877
6.	973	+		=	1.780
7.	479	+		=	954
8.	753	+		=	983
9.	833	+		=	1.360
10.	679	+		=	897

Oefening 4
1.	943	+		=	1.456
2.	653	+		=	868
3.	371	+		=	691
4.	692	+		=	1.261
5.	974	+		=	1.247
6.	674	+		=	1.037
7.	895	+		=	1.474
8.	603	+		=	1.167
9.	346	+		=	687
10.	695	+		=	1.135

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	682	+	621	=	1.303
2.	697	+	647	=	1.344
3.	713	+	642	=	1.355
4.	862	+	241	=	1.103
5.	489	+	419	=	908
6.	360	+	214	=	574
7.	608	+	249	=	857
8.	858	+	598	=	1.456
9.	955	+	739	=	1.694
10.	714	+	627	=	1.341

Oefening 2
1.	643	+	639	=	1.282
2.	955	+	216	=	1.171
3.	739	+	214	=	953
4.	933	+	417	=	1.350
5.	923	+	570	=	1.493
6.	908	+	560	=	1.468
7.	565	+	228	=	793
8.	862	+	574	=	1.436
9.	653	+	389	=	1.042
10.	786	+	644	=	1.430

Oefening 3
1.	493	+	337	=	830
2.	513	+	340	=	853
3.	691	+	203	=	894
4.	839	+	717	=	1.556
5.	522	+	355	=	877
6.	973	+	807	=	1.780
7.	479	+	475	=	954
8.	753	+	230	=	983
9.	833	+	527	=	1.360
10.	679	+	218	=	897

Oefening 4
1.	943	+	513	=	1.456
2.	653	+	215	=	868
3.	371	+	320	=	691
4.	692	+	569	=	1.261
5.	974	+	273	=	1.247
6.	674	+	363	=	1.037
7.	895	+	579	=	1.474
8.	603	+	564	=	1.167
9.	346	+	341	=	687
10.	695	+	440	=	1.135