Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	826	+		=	1.072
2.	679	+		=	898
3.	948	+		=	1.187
4.	832	+		=	1.394
5.	803	+		=	1.355
6.	713	+		=	989
7.	620	+		=	980
8.	587	+		=	869
9.	756	+		=	1.478
10.	700	+		=	1.302

Oefening 2
1.	893	+		=	1.311
2.	884	+		=	1.152
3.	713	+		=	1.147
4.	886	+		=	1.164
5.	742	+		=	1.187
6.	731	+		=	936
7.	591	+		=	1.082
8.	945	+		=	1.780
9.	967	+		=	1.928
10.	911	+		=	1.320

Oefening 3
1.	989	+		=	1.722
2.	845	+		=	1.546
3.	452	+		=	670
4.	715	+		=	1.407
5.	574	+		=	1.025
6.	461	+		=	703
7.	698	+		=	1.339
8.	825	+		=	1.387
9.	710	+		=	955
10.	837	+		=	1.480

Oefening 4
1.	508	+		=	802
2.	785	+		=	1.136
3.	837	+		=	1.108
4.	821	+		=	1.160
5.	858	+		=	1.481
6.	841	+		=	1.228
7.	718	+		=	1.054
8.	944	+		=	1.662
9.	707	+		=	1.069
10.	793	+		=	1.241

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	826	+	246	=	1.072
2.	679	+	219	=	898
3.	948	+	239	=	1.187
4.	832	+	562	=	1.394
5.	803	+	552	=	1.355
6.	713	+	276	=	989
7.	620	+	360	=	980
8.	587	+	282	=	869
9.	756	+	722	=	1.478
10.	700	+	602	=	1.302

Oefening 2
1.	893	+	418	=	1.311
2.	884	+	268	=	1.152
3.	713	+	434	=	1.147
4.	886	+	278	=	1.164
5.	742	+	445	=	1.187
6.	731	+	205	=	936
7.	591	+	491	=	1.082
8.	945	+	835	=	1.780
9.	967	+	961	=	1.928
10.	911	+	409	=	1.320

Oefening 3
1.	989	+	733	=	1.722
2.	845	+	701	=	1.546
3.	452	+	218	=	670
4.	715	+	692	=	1.407
5.	574	+	451	=	1.025
6.	461	+	242	=	703
7.	698	+	641	=	1.339
8.	825	+	562	=	1.387
9.	710	+	245	=	955
10.	837	+	643	=	1.480

Oefening 4
1.	508	+	294	=	802
2.	785	+	351	=	1.136
3.	837	+	271	=	1.108
4.	821	+	339	=	1.160
5.	858	+	623	=	1.481
6.	841	+	387	=	1.228
7.	718	+	336	=	1.054
8.	944	+	718	=	1.662
9.	707	+	362	=	1.069
10.	793	+	448	=	1.241