Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	604	+		=	919
2.	653	+		=	948
3.	511	+		=	948
4.	715	+		=	1.410
5.	594	+		=	889
6.	977	+		=	1.573
7.	949	+		=	1.548
8.	518	+		=	788
9.	760	+		=	1.490
10.	1.000	+		=	1.603

Oefening 2
1.	929	+		=	1.691
2.	769	+		=	1.098
3.	403	+		=	740
4.	769	+		=	1.431
5.	915	+		=	1.746
6.	518	+		=	981
7.	836	+		=	1.503
8.	489	+		=	767
9.	686	+		=	1.355
10.	933	+		=	1.431

Oefening 3
1.	832	+		=	1.124
2.	922	+		=	1.526
3.	589	+		=	790
4.	505	+		=	980
5.	980	+		=	1.539
6.	824	+		=	1.260
7.	321	+		=	522
8.	617	+		=	865
9.	955	+		=	1.515
10.	290	+		=	501

Oefening 4
1.	776	+		=	1.186
2.	912	+		=	1.228
3.	969	+		=	1.893
4.	755	+		=	1.313
5.	899	+		=	1.174
6.	512	+		=	948
7.	555	+		=	761
8.	978	+		=	1.230
9.	973	+		=	1.292
10.	610	+		=	939

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	604	+	315	=	919
2.	653	+	295	=	948
3.	511	+	437	=	948
4.	715	+	695	=	1.410
5.	594	+	295	=	889
6.	977	+	596	=	1.573
7.	949	+	599	=	1.548
8.	518	+	270	=	788
9.	760	+	730	=	1.490
10.	1.000	+	603	=	1.603

Oefening 2
1.	929	+	762	=	1.691
2.	769	+	329	=	1.098
3.	403	+	337	=	740
4.	769	+	662	=	1.431
5.	915	+	831	=	1.746
6.	518	+	463	=	981
7.	836	+	667	=	1.503
8.	489	+	278	=	767
9.	686	+	669	=	1.355
10.	933	+	498	=	1.431

Oefening 3
1.	832	+	292	=	1.124
2.	922	+	604	=	1.526
3.	589	+	201	=	790
4.	505	+	475	=	980
5.	980	+	559	=	1.539
6.	824	+	436	=	1.260
7.	321	+	201	=	522
8.	617	+	248	=	865
9.	955	+	560	=	1.515
10.	290	+	211	=	501

Oefening 4
1.	776	+	410	=	1.186
2.	912	+	316	=	1.228
3.	969	+	924	=	1.893
4.	755	+	558	=	1.313
5.	899	+	275	=	1.174
6.	512	+	436	=	948
7.	555	+	206	=	761
8.	978	+	252	=	1.230
9.	973	+	319	=	1.292
10.	610	+	329	=	939