Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	947	+		=	1.893
2.	927	+		=	1.530
3.	832	+		=	1.611
4.	572	+		=	797
5.	597	+		=	1.103
6.	918	+		=	1.242
7.	556	+		=	930
8.	578	+		=	966
9.	875	+		=	1.076
10.	714	+		=	981

Oefening 2
1.	622	+		=	929
2.	589	+		=	959
3.	834	+		=	1.533
4.	400	+		=	692
5.	530	+		=	865
6.	992	+		=	1.964
7.	644	+		=	1.049
8.	747	+		=	1.106
9.	561	+		=	1.120
10.	693	+		=	916

Oefening 3
1.	600	+		=	1.029
2.	835	+		=	1.115
3.	952	+		=	1.516
4.	662	+		=	910
5.	713	+		=	1.056
6.	831	+		=	1.303
7.	844	+		=	1.322
8.	365	+		=	647
9.	761	+		=	1.348
10.	695	+		=	1.049

Oefening 4
1.	787	+		=	1.035
2.	914	+		=	1.657
3.	688	+		=	979
4.	889	+		=	1.511
5.	968	+		=	1.368
6.	628	+		=	950
7.	898	+		=	1.632
8.	628	+		=	911
9.	857	+		=	1.282
10.	872	+		=	1.141

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	947	+	946	=	1.893
2.	927	+	603	=	1.530
3.	832	+	779	=	1.611
4.	572	+	225	=	797
5.	597	+	506	=	1.103
6.	918	+	324	=	1.242
7.	556	+	374	=	930
8.	578	+	388	=	966
9.	875	+	201	=	1.076
10.	714	+	267	=	981

Oefening 2
1.	622	+	307	=	929
2.	589	+	370	=	959
3.	834	+	699	=	1.533
4.	400	+	292	=	692
5.	530	+	335	=	865
6.	992	+	972	=	1.964
7.	644	+	405	=	1.049
8.	747	+	359	=	1.106
9.	561	+	559	=	1.120
10.	693	+	223	=	916

Oefening 3
1.	600	+	429	=	1.029
2.	835	+	280	=	1.115
3.	952	+	564	=	1.516
4.	662	+	248	=	910
5.	713	+	343	=	1.056
6.	831	+	472	=	1.303
7.	844	+	478	=	1.322
8.	365	+	282	=	647
9.	761	+	587	=	1.348
10.	695	+	354	=	1.049

Oefening 4
1.	787	+	248	=	1.035
2.	914	+	743	=	1.657
3.	688	+	291	=	979
4.	889	+	622	=	1.511
5.	968	+	400	=	1.368
6.	628	+	322	=	950
7.	898	+	734	=	1.632
8.	628	+	283	=	911
9.	857	+	425	=	1.282
10.	872	+	269	=	1.141