Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	899	+		=	1.383
2.	972	+		=	1.871
3.	958	+		=	1.624
4.	773	+		=	1.217
5.	503	+		=	976
6.	464	+		=	831
7.	428	+		=	800
8.	719	+		=	975
9.	908	+		=	1.296
10.	709	+		=	1.031

Oefening 2
1.	957	+		=	1.476
2.	688	+		=	1.371
3.	882	+		=	1.425
4.	736	+		=	1.198
5.	862	+		=	1.592
6.	375	+		=	646
7.	696	+		=	911
8.	902	+		=	1.352
9.	921	+		=	1.124
10.	528	+		=	729

Oefening 3
1.	677	+		=	1.062
2.	948	+		=	1.462
3.	937	+		=	1.603
4.	893	+		=	1.751
5.	996	+		=	1.518
6.	957	+		=	1.238
7.	967	+		=	1.492
8.	700	+		=	1.042
9.	875	+		=	1.666
10.	556	+		=	861

Oefening 4
1.	827	+		=	1.575
2.	735	+		=	1.174
3.	478	+		=	824
4.	874	+		=	1.522
5.	876	+		=	1.544
6.	646	+		=	879
7.	356	+		=	666
8.	493	+		=	699
9.	833	+		=	1.189
10.	932	+		=	1.688

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	899	+	484	=	1.383
2.	972	+	899	=	1.871
3.	958	+	666	=	1.624
4.	773	+	444	=	1.217
5.	503	+	473	=	976
6.	464	+	367	=	831
7.	428	+	372	=	800
8.	719	+	256	=	975
9.	908	+	388	=	1.296
10.	709	+	322	=	1.031

Oefening 2
1.	957	+	519	=	1.476
2.	688	+	683	=	1.371
3.	882	+	543	=	1.425
4.	736	+	462	=	1.198
5.	862	+	730	=	1.592
6.	375	+	271	=	646
7.	696	+	215	=	911
8.	902	+	450	=	1.352
9.	921	+	203	=	1.124
10.	528	+	201	=	729

Oefening 3
1.	677	+	385	=	1.062
2.	948	+	514	=	1.462
3.	937	+	666	=	1.603
4.	893	+	858	=	1.751
5.	996	+	522	=	1.518
6.	957	+	281	=	1.238
7.	967	+	525	=	1.492
8.	700	+	342	=	1.042
9.	875	+	791	=	1.666
10.	556	+	305	=	861

Oefening 4
1.	827	+	748	=	1.575
2.	735	+	439	=	1.174
3.	478	+	346	=	824
4.	874	+	648	=	1.522
5.	876	+	668	=	1.544
6.	646	+	233	=	879
7.	356	+	310	=	666
8.	493	+	206	=	699
9.	833	+	356	=	1.189
10.	932	+	756	=	1.688