Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	667	+		=	1.078
2.	450	+		=	862
3.	546	+		=	804
4.	786	+		=	1.556
5.	576	+		=	956
6.	323	+		=	638
7.	554	+		=	873
8.	975	+		=	1.866
9.	874	+		=	1.240
10.	999	+		=	1.296

Oefening 2
1.	867	+		=	1.498
2.	952	+		=	1.237
3.	766	+		=	1.450
4.	370	+		=	638
5.	970	+		=	1.432
6.	270	+		=	494
7.	522	+		=	798
8.	956	+		=	1.683
9.	935	+		=	1.185
10.	393	+		=	617

Oefening 3
1.	922	+		=	1.307
2.	808	+		=	1.530
3.	752	+		=	1.324
4.	727	+		=	1.227
5.	965	+		=	1.357
6.	891	+		=	1.583
7.	743	+		=	1.194
8.	286	+		=	544
9.	743	+		=	1.009
10.	676	+		=	1.225

Oefening 4
1.	827	+		=	1.143
2.	918	+		=	1.455
3.	697	+		=	1.215
4.	900	+		=	1.644
5.	976	+		=	1.706
6.	430	+		=	829
7.	866	+		=	1.390
8.	959	+		=	1.773
9.	613	+		=	1.167
10.	950	+		=	1.617

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	667	+	411	=	1.078
2.	450	+	412	=	862
3.	546	+	258	=	804
4.	786	+	770	=	1.556
5.	576	+	380	=	956
6.	323	+	315	=	638
7.	554	+	319	=	873
8.	975	+	891	=	1.866
9.	874	+	366	=	1.240
10.	999	+	297	=	1.296

Oefening 2
1.	867	+	631	=	1.498
2.	952	+	285	=	1.237
3.	766	+	684	=	1.450
4.	370	+	268	=	638
5.	970	+	462	=	1.432
6.	270	+	224	=	494
7.	522	+	276	=	798
8.	956	+	727	=	1.683
9.	935	+	250	=	1.185
10.	393	+	224	=	617

Oefening 3
1.	922	+	385	=	1.307
2.	808	+	722	=	1.530
3.	752	+	572	=	1.324
4.	727	+	500	=	1.227
5.	965	+	392	=	1.357
6.	891	+	692	=	1.583
7.	743	+	451	=	1.194
8.	286	+	258	=	544
9.	743	+	266	=	1.009
10.	676	+	549	=	1.225

Oefening 4
1.	827	+	316	=	1.143
2.	918	+	537	=	1.455
3.	697	+	518	=	1.215
4.	900	+	744	=	1.644
5.	976	+	730	=	1.706
6.	430	+	399	=	829
7.	866	+	524	=	1.390
8.	959	+	814	=	1.773
9.	613	+	554	=	1.167
10.	950	+	667	=	1.617