Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	294	+		=	562
2.	824	+		=	1.389
3.	856	+		=	1.322
4.	926	+		=	1.423
5.	819	+		=	1.060
6.	957	+		=	1.612
7.	913	+		=	1.644
8.	820	+		=	1.133
9.	987	+		=	1.947
10.	841	+		=	1.360

Oefening 2
1.	321	+		=	639
2.	701	+		=	1.372
3.	906	+		=	1.108
4.	733	+		=	1.453
5.	936	+		=	1.803
6.	881	+		=	1.533
7.	654	+		=	1.264
8.	804	+		=	1.322
9.	986	+		=	1.504
10.	847	+		=	1.548

Oefening 3
1.	536	+		=	1.013
2.	781	+		=	1.372
3.	419	+		=	770
4.	979	+		=	1.333
5.	853	+		=	1.488
6.	990	+		=	1.374
7.	895	+		=	1.709
8.	406	+		=	674
9.	905	+		=	1.198
10.	844	+		=	1.467

Oefening 4
1.	703	+		=	1.018
2.	942	+		=	1.298
3.	983	+		=	1.688
4.	557	+		=	1.049
5.	484	+		=	847
6.	884	+		=	1.304
7.	737	+		=	1.270
8.	643	+		=	866
9.	991	+		=	1.696
10.	689	+		=	1.355

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	294	+	268	=	562
2.	824	+	565	=	1.389
3.	856	+	466	=	1.322
4.	926	+	497	=	1.423
5.	819	+	241	=	1.060
6.	957	+	655	=	1.612
7.	913	+	731	=	1.644
8.	820	+	313	=	1.133
9.	987	+	960	=	1.947
10.	841	+	519	=	1.360

Oefening 2
1.	321	+	318	=	639
2.	701	+	671	=	1.372
3.	906	+	202	=	1.108
4.	733	+	720	=	1.453
5.	936	+	867	=	1.803
6.	881	+	652	=	1.533
7.	654	+	610	=	1.264
8.	804	+	518	=	1.322
9.	986	+	518	=	1.504
10.	847	+	701	=	1.548

Oefening 3
1.	536	+	477	=	1.013
2.	781	+	591	=	1.372
3.	419	+	351	=	770
4.	979	+	354	=	1.333
5.	853	+	635	=	1.488
6.	990	+	384	=	1.374
7.	895	+	814	=	1.709
8.	406	+	268	=	674
9.	905	+	293	=	1.198
10.	844	+	623	=	1.467

Oefening 4
1.	703	+	315	=	1.018
2.	942	+	356	=	1.298
3.	983	+	705	=	1.688
4.	557	+	492	=	1.049
5.	484	+	363	=	847
6.	884	+	420	=	1.304
7.	737	+	533	=	1.270
8.	643	+	223	=	866
9.	991	+	705	=	1.696
10.	689	+	666	=	1.355