Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	548	+		=	828
2.	905	+		=	1.120
3.	981	+		=	1.570
4.	904	+		=	1.561
5.	965	+		=	1.176
6.	499	+		=	911
7.	616	+		=	909
8.	966	+		=	1.905
9.	273	+		=	505
10.	601	+		=	952

Oefening 2
1.	984	+		=	1.344
2.	545	+		=	897
3.	608	+		=	1.003
4.	336	+		=	658
5.	466	+		=	691
6.	836	+		=	1.441
7.	633	+		=	1.141
8.	525	+		=	748
9.	729	+		=	1.118
10.	339	+		=	574

Oefening 3
1.	507	+		=	843
2.	981	+		=	1.807
3.	590	+		=	1.170
4.	869	+		=	1.491
5.	582	+		=	1.079
6.	883	+		=	1.714
7.	749	+		=	1.471
8.	509	+		=	930
9.	726	+		=	1.450
10.	662	+		=	877

Oefening 4
1.	836	+		=	1.573
2.	895	+		=	1.706
3.	993	+		=	1.277
4.	982	+		=	1.325
5.	908	+		=	1.442
6.	573	+		=	1.091
7.	809	+		=	1.527
8.	1.000	+		=	1.534
9.	454	+		=	906
10.	355	+		=	603

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	548	+	280	=	828
2.	905	+	215	=	1.120
3.	981	+	589	=	1.570
4.	904	+	657	=	1.561
5.	965	+	211	=	1.176
6.	499	+	412	=	911
7.	616	+	293	=	909
8.	966	+	939	=	1.905
9.	273	+	232	=	505
10.	601	+	351	=	952

Oefening 2
1.	984	+	360	=	1.344
2.	545	+	352	=	897
3.	608	+	395	=	1.003
4.	336	+	322	=	658
5.	466	+	225	=	691
6.	836	+	605	=	1.441
7.	633	+	508	=	1.141
8.	525	+	223	=	748
9.	729	+	389	=	1.118
10.	339	+	235	=	574

Oefening 3
1.	507	+	336	=	843
2.	981	+	826	=	1.807
3.	590	+	580	=	1.170
4.	869	+	622	=	1.491
5.	582	+	497	=	1.079
6.	883	+	831	=	1.714
7.	749	+	722	=	1.471
8.	509	+	421	=	930
9.	726	+	724	=	1.450
10.	662	+	215	=	877

Oefening 4
1.	836	+	737	=	1.573
2.	895	+	811	=	1.706
3.	993	+	284	=	1.277
4.	982	+	343	=	1.325
5.	908	+	534	=	1.442
6.	573	+	518	=	1.091
7.	809	+	718	=	1.527
8.	1.000	+	534	=	1.534
9.	454	+	452	=	906
10.	355	+	248	=	603