Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	654	+		=	1.285
2.	520	+		=	849
3.	596	+		=	896
4.	481	+		=	928
5.	779	+		=	1.301
6.	841	+		=	1.502
7.	911	+		=	1.559
8.	940	+		=	1.781
9.	900	+		=	1.411
10.	642	+		=	1.036

Oefening 2
1.	474	+		=	746
2.	618	+		=	1.000
3.	869	+		=	1.412
4.	790	+		=	1.310
5.	994	+		=	1.573
6.	516	+		=	726
7.	618	+		=	1.038
8.	899	+		=	1.672
9.	912	+		=	1.127
10.	443	+		=	708

Oefening 3
1.	329	+		=	587
2.	651	+		=	1.000
3.	730	+		=	1.041
4.	648	+		=	953
5.	951	+		=	1.540
6.	422	+		=	648
7.	743	+		=	959
8.	673	+		=	1.032
9.	883	+		=	1.503
10.	805	+		=	1.506

Oefening 4
1.	841	+		=	1.159
2.	977	+		=	1.838
3.	513	+		=	869
4.	878	+		=	1.717
5.	666	+		=	1.169
6.	996	+		=	1.443
7.	899	+		=	1.583
8.	628	+		=	1.013
9.	760	+		=	1.254
10.	968	+		=	1.821

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	654	+	631	=	1.285
2.	520	+	329	=	849
3.	596	+	300	=	896
4.	481	+	447	=	928
5.	779	+	522	=	1.301
6.	841	+	661	=	1.502
7.	911	+	648	=	1.559
8.	940	+	841	=	1.781
9.	900	+	511	=	1.411
10.	642	+	394	=	1.036

Oefening 2
1.	474	+	272	=	746
2.	618	+	382	=	1.000
3.	869	+	543	=	1.412
4.	790	+	520	=	1.310
5.	994	+	579	=	1.573
6.	516	+	210	=	726
7.	618	+	420	=	1.038
8.	899	+	773	=	1.672
9.	912	+	215	=	1.127
10.	443	+	265	=	708

Oefening 3
1.	329	+	258	=	587
2.	651	+	349	=	1.000
3.	730	+	311	=	1.041
4.	648	+	305	=	953
5.	951	+	589	=	1.540
6.	422	+	226	=	648
7.	743	+	216	=	959
8.	673	+	359	=	1.032
9.	883	+	620	=	1.503
10.	805	+	701	=	1.506

Oefening 4
1.	841	+	318	=	1.159
2.	977	+	861	=	1.838
3.	513	+	356	=	869
4.	878	+	839	=	1.717
5.	666	+	503	=	1.169
6.	996	+	447	=	1.443
7.	899	+	684	=	1.583
8.	628	+	385	=	1.013
9.	760	+	494	=	1.254
10.	968	+	853	=	1.821