Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	462	+		=	859
2.	919	+		=	1.627
3.	531	+		=	804
4.	705	+		=	942
5.	377	+		=	705
6.	982	+		=	1.261
7.	425	+		=	752
8.	940	+		=	1.483
9.	999	+		=	1.350
10.	921	+		=	1.360

Oefening 2
1.	821	+		=	1.622
2.	813	+		=	1.226
3.	966	+		=	1.688
4.	677	+		=	1.084
5.	745	+		=	1.090
6.	423	+		=	723
7.	960	+		=	1.188
8.	718	+		=	1.001
9.	361	+		=	599
10.	468	+		=	695

Oefening 3
1.	494	+		=	946
2.	945	+		=	1.353
3.	841	+		=	1.515
4.	990	+		=	1.655
5.	541	+		=	898
6.	934	+		=	1.162
7.	391	+		=	690
8.	785	+		=	1.062
9.	587	+		=	805
10.	981	+		=	1.915

Oefening 4
1.	807	+		=	1.482
2.	945	+		=	1.610
3.	659	+		=	1.222
4.	316	+		=	585
5.	354	+		=	636
6.	885	+		=	1.345
7.	733	+		=	1.417
8.	636	+		=	908
9.	510	+		=	1.014
10.	882	+		=	1.220

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	462	+	397	=	859
2.	919	+	708	=	1.627
3.	531	+	273	=	804
4.	705	+	237	=	942
5.	377	+	328	=	705
6.	982	+	279	=	1.261
7.	425	+	327	=	752
8.	940	+	543	=	1.483
9.	999	+	351	=	1.350
10.	921	+	439	=	1.360

Oefening 2
1.	821	+	801	=	1.622
2.	813	+	413	=	1.226
3.	966	+	722	=	1.688
4.	677	+	407	=	1.084
5.	745	+	345	=	1.090
6.	423	+	300	=	723
7.	960	+	228	=	1.188
8.	718	+	283	=	1.001
9.	361	+	238	=	599
10.	468	+	227	=	695

Oefening 3
1.	494	+	452	=	946
2.	945	+	408	=	1.353
3.	841	+	674	=	1.515
4.	990	+	665	=	1.655
5.	541	+	357	=	898
6.	934	+	228	=	1.162
7.	391	+	299	=	690
8.	785	+	277	=	1.062
9.	587	+	218	=	805
10.	981	+	934	=	1.915

Oefening 4
1.	807	+	675	=	1.482
2.	945	+	665	=	1.610
3.	659	+	563	=	1.222
4.	316	+	269	=	585
5.	354	+	282	=	636
6.	885	+	460	=	1.345
7.	733	+	684	=	1.417
8.	636	+	272	=	908
9.	510	+	504	=	1.014
10.	882	+	338	=	1.220