Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	588	+		=	865
2.	611	+		=	828
3.	510	+		=	750
4.	993	+		=	1.786
5.	514	+		=	781
6.	521	+		=	820
7.	462	+		=	700
8.	825	+		=	1.282
9.	727	+		=	1.253
10.	992	+		=	1.634

Oefening 2
1.	607	+		=	1.122
2.	906	+		=	1.677
3.	930	+		=	1.304
4.	454	+		=	847
5.	623	+		=	918
6.	840	+		=	1.306
7.	961	+		=	1.720
8.	685	+		=	947
9.	982	+		=	1.475
10.	986	+		=	1.299

Oefening 3
1.	364	+		=	586
2.	986	+		=	1.528
3.	944	+		=	1.177
4.	847	+		=	1.213
5.	838	+		=	1.483
6.	766	+		=	1.457
7.	934	+		=	1.328
8.	417	+		=	760
9.	283	+		=	546
10.	926	+		=	1.178

Oefening 4
1.	892	+		=	1.744
2.	783	+		=	1.534
3.	771	+		=	1.147
4.	981	+		=	1.601
5.	362	+		=	599
6.	927	+		=	1.445
7.	955	+		=	1.560
8.	928	+		=	1.172
9.	998	+		=	1.336
10.	555	+		=	773

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	588	+	277	=	865
2.	611	+	217	=	828
3.	510	+	240	=	750
4.	993	+	793	=	1.786
5.	514	+	267	=	781
6.	521	+	299	=	820
7.	462	+	238	=	700
8.	825	+	457	=	1.282
9.	727	+	526	=	1.253
10.	992	+	642	=	1.634

Oefening 2
1.	607	+	515	=	1.122
2.	906	+	771	=	1.677
3.	930	+	374	=	1.304
4.	454	+	393	=	847
5.	623	+	295	=	918
6.	840	+	466	=	1.306
7.	961	+	759	=	1.720
8.	685	+	262	=	947
9.	982	+	493	=	1.475
10.	986	+	313	=	1.299

Oefening 3
1.	364	+	222	=	586
2.	986	+	542	=	1.528
3.	944	+	233	=	1.177
4.	847	+	366	=	1.213
5.	838	+	645	=	1.483
6.	766	+	691	=	1.457
7.	934	+	394	=	1.328
8.	417	+	343	=	760
9.	283	+	263	=	546
10.	926	+	252	=	1.178

Oefening 4
1.	892	+	852	=	1.744
2.	783	+	751	=	1.534
3.	771	+	376	=	1.147
4.	981	+	620	=	1.601
5.	362	+	237	=	599
6.	927	+	518	=	1.445
7.	955	+	605	=	1.560
8.	928	+	244	=	1.172
9.	998	+	338	=	1.336
10.	555	+	218	=	773