Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	697	+		=	1.246
2.	978	+		=	1.918
3.	849	+		=	1.573
4.	526	+		=	895
5.	908	+		=	1.460
6.	659	+		=	1.271
7.	616	+		=	835
8.	642	+		=	958
9.	601	+		=	914
10.	754	+		=	1.392

Oefening 2
1.	524	+		=	854
2.	934	+		=	1.783
3.	643	+		=	887
4.	841	+		=	1.663
5.	538	+		=	892
6.	900	+		=	1.616
7.	852	+		=	1.470
8.	531	+		=	838
9.	492	+		=	885
10.	541	+		=	797

Oefening 3
1.	853	+		=	1.549
2.	713	+		=	977
3.	883	+		=	1.330
4.	780	+		=	1.132
5.	956	+		=	1.323
6.	701	+		=	979
7.	517	+		=	855
8.	546	+		=	876
9.	916	+		=	1.596
10.	746	+		=	1.434

Oefening 4
1.	746	+		=	1.219
2.	991	+		=	1.376
3.	468	+		=	924
4.	673	+		=	1.279
5.	444	+		=	668
6.	953	+		=	1.179
7.	975	+		=	1.425
8.	699	+		=	1.178
9.	371	+		=	612
10.	612	+		=	831

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	697	+	549	=	1.246
2.	978	+	940	=	1.918
3.	849	+	724	=	1.573
4.	526	+	369	=	895
5.	908	+	552	=	1.460
6.	659	+	612	=	1.271
7.	616	+	219	=	835
8.	642	+	316	=	958
9.	601	+	313	=	914
10.	754	+	638	=	1.392

Oefening 2
1.	524	+	330	=	854
2.	934	+	849	=	1.783
3.	643	+	244	=	887
4.	841	+	822	=	1.663
5.	538	+	354	=	892
6.	900	+	716	=	1.616
7.	852	+	618	=	1.470
8.	531	+	307	=	838
9.	492	+	393	=	885
10.	541	+	256	=	797

Oefening 3
1.	853	+	696	=	1.549
2.	713	+	264	=	977
3.	883	+	447	=	1.330
4.	780	+	352	=	1.132
5.	956	+	367	=	1.323
6.	701	+	278	=	979
7.	517	+	338	=	855
8.	546	+	330	=	876
9.	916	+	680	=	1.596
10.	746	+	688	=	1.434

Oefening 4
1.	746	+	473	=	1.219
2.	991	+	385	=	1.376
3.	468	+	456	=	924
4.	673	+	606	=	1.279
5.	444	+	224	=	668
6.	953	+	226	=	1.179
7.	975	+	450	=	1.425
8.	699	+	479	=	1.178
9.	371	+	241	=	612
10.	612	+	219	=	831