Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	698	+		=	1.343
2.	870	+		=	1.460
3.	864	+		=	1.724
4.	959	+		=	1.720
5.	448	+		=	848
6.	957	+		=	1.234
7.	809	+		=	1.123
8.	915	+		=	1.688
9.	575	+		=	1.024
10.	881	+		=	1.551

Oefening 2
1.	609	+		=	938
2.	994	+		=	1.495
3.	633	+		=	1.202
4.	600	+		=	979
5.	909	+		=	1.700
6.	642	+		=	1.137
7.	963	+		=	1.565
8.	801	+		=	1.064
9.	800	+		=	1.520
10.	727	+		=	1.411

Oefening 3
1.	707	+		=	1.039
2.	917	+		=	1.256
3.	849	+		=	1.353
4.	718	+		=	1.063
5.	607	+		=	885
6.	651	+		=	1.203
7.	711	+		=	1.396
8.	808	+		=	1.063
9.	443	+		=	858
10.	997	+		=	1.726

Oefening 4
1.	937	+		=	1.603
2.	333	+		=	625
3.	380	+		=	609
4.	313	+		=	573
5.	629	+		=	1.218
6.	668	+		=	1.202
7.	522	+		=	928
8.	813	+		=	1.475
9.	731	+		=	1.124
10.	987	+		=	1.454

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	698	+	645	=	1.343
2.	870	+	590	=	1.460
3.	864	+	860	=	1.724
4.	959	+	761	=	1.720
5.	448	+	400	=	848
6.	957	+	277	=	1.234
7.	809	+	314	=	1.123
8.	915	+	773	=	1.688
9.	575	+	449	=	1.024
10.	881	+	670	=	1.551

Oefening 2
1.	609	+	329	=	938
2.	994	+	501	=	1.495
3.	633	+	569	=	1.202
4.	600	+	379	=	979
5.	909	+	791	=	1.700
6.	642	+	495	=	1.137
7.	963	+	602	=	1.565
8.	801	+	263	=	1.064
9.	800	+	720	=	1.520
10.	727	+	684	=	1.411

Oefening 3
1.	707	+	332	=	1.039
2.	917	+	339	=	1.256
3.	849	+	504	=	1.353
4.	718	+	345	=	1.063
5.	607	+	278	=	885
6.	651	+	552	=	1.203
7.	711	+	685	=	1.396
8.	808	+	255	=	1.063
9.	443	+	415	=	858
10.	997	+	729	=	1.726

Oefening 4
1.	937	+	666	=	1.603
2.	333	+	292	=	625
3.	380	+	229	=	609
4.	313	+	260	=	573
5.	629	+	589	=	1.218
6.	668	+	534	=	1.202
7.	522	+	406	=	928
8.	813	+	662	=	1.475
9.	731	+	393	=	1.124
10.	987	+	467	=	1.454