Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	294	+		=	565
2.	970	+		=	1.434
3.	677	+		=	901
4.	934	+		=	1.611
5.	919	+		=	1.178
6.	601	+		=	1.166
7.	282	+		=	552
8.	841	+		=	1.601
9.	954	+		=	1.598
10.	638	+		=	918

Oefening 2
1.	390	+		=	758
2.	933	+		=	1.158
3.	380	+		=	731
4.	890	+		=	1.672
5.	964	+		=	1.306
6.	664	+		=	1.211
7.	929	+		=	1.504
8.	845	+		=	1.340
9.	872	+		=	1.721
10.	754	+		=	1.275

Oefening 3
1.	952	+		=	1.454
2.	990	+		=	1.222
3.	957	+		=	1.369
4.	903	+		=	1.690
5.	421	+		=	623
6.	791	+		=	1.085
7.	916	+		=	1.205
8.	430	+		=	810
9.	999	+		=	1.481
10.	263	+		=	512

Oefening 4
1.	728	+		=	962
2.	973	+		=	1.681
3.	583	+		=	1.042
4.	913	+		=	1.212
5.	891	+		=	1.515
6.	627	+		=	1.052
7.	668	+		=	1.183
8.	637	+		=	1.181
9.	505	+		=	878
10.	928	+		=	1.511

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	294	+	271	=	565
2.	970	+	464	=	1.434
3.	677	+	224	=	901
4.	934	+	677	=	1.611
5.	919	+	259	=	1.178
6.	601	+	565	=	1.166
7.	282	+	270	=	552
8.	841	+	760	=	1.601
9.	954	+	644	=	1.598
10.	638	+	280	=	918

Oefening 2
1.	390	+	368	=	758
2.	933	+	225	=	1.158
3.	380	+	351	=	731
4.	890	+	782	=	1.672
5.	964	+	342	=	1.306
6.	664	+	547	=	1.211
7.	929	+	575	=	1.504
8.	845	+	495	=	1.340
9.	872	+	849	=	1.721
10.	754	+	521	=	1.275

Oefening 3
1.	952	+	502	=	1.454
2.	990	+	232	=	1.222
3.	957	+	412	=	1.369
4.	903	+	787	=	1.690
5.	421	+	202	=	623
6.	791	+	294	=	1.085
7.	916	+	289	=	1.205
8.	430	+	380	=	810
9.	999	+	482	=	1.481
10.	263	+	249	=	512

Oefening 4
1.	728	+	234	=	962
2.	973	+	708	=	1.681
3.	583	+	459	=	1.042
4.	913	+	299	=	1.212
5.	891	+	624	=	1.515
6.	627	+	425	=	1.052
7.	668	+	515	=	1.183
8.	637	+	544	=	1.181
9.	505	+	373	=	878
10.	928	+	583	=	1.511