Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	818	+		=	1.096
2.	738	+		=	1.396
3.	631	+		=	1.240
4.	412	+		=	612
5.	941	+		=	1.769
6.	537	+		=	805
7.	553	+		=	970
8.	625	+		=	1.053
9.	287	+		=	567
10.	986	+		=	1.225

Oefening 2
1.	437	+		=	788
2.	580	+		=	1.131
3.	788	+		=	1.024
4.	641	+		=	1.120
5.	760	+		=	1.014
6.	469	+		=	678
7.	927	+		=	1.280
8.	600	+		=	1.053
9.	538	+		=	995
10.	587	+		=	823

Oefening 3
1.	908	+		=	1.484
2.	735	+		=	1.376
3.	888	+		=	1.394
4.	731	+		=	1.424
5.	770	+		=	1.355
6.	750	+		=	1.398
7.	631	+		=	1.261
8.	965	+		=	1.233
9.	266	+		=	496
10.	995	+		=	1.541

Oefening 4
1.	761	+		=	1.487
2.	580	+		=	1.085
3.	957	+		=	1.766
4.	732	+		=	1.158
5.	316	+		=	625
6.	868	+		=	1.485
7.	877	+		=	1.414
8.	579	+		=	1.042
9.	758	+		=	1.019
10.	985	+		=	1.947

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	818	+	278	=	1.096
2.	738	+	658	=	1.396
3.	631	+	609	=	1.240
4.	412	+	200	=	612
5.	941	+	828	=	1.769
6.	537	+	268	=	805
7.	553	+	417	=	970
8.	625	+	428	=	1.053
9.	287	+	280	=	567
10.	986	+	239	=	1.225

Oefening 2
1.	437	+	351	=	788
2.	580	+	551	=	1.131
3.	788	+	236	=	1.024
4.	641	+	479	=	1.120
5.	760	+	254	=	1.014
6.	469	+	209	=	678
7.	927	+	353	=	1.280
8.	600	+	453	=	1.053
9.	538	+	457	=	995
10.	587	+	236	=	823

Oefening 3
1.	908	+	576	=	1.484
2.	735	+	641	=	1.376
3.	888	+	506	=	1.394
4.	731	+	693	=	1.424
5.	770	+	585	=	1.355
6.	750	+	648	=	1.398
7.	631	+	630	=	1.261
8.	965	+	268	=	1.233
9.	266	+	230	=	496
10.	995	+	546	=	1.541

Oefening 4
1.	761	+	726	=	1.487
2.	580	+	505	=	1.085
3.	957	+	809	=	1.766
4.	732	+	426	=	1.158
5.	316	+	309	=	625
6.	868	+	617	=	1.485
7.	877	+	537	=	1.414
8.	579	+	463	=	1.042
9.	758	+	261	=	1.019
10.	985	+	962	=	1.947