Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	551	+		=	798
2.	424	+		=	742
3.	962	+		=	1.453
4.	888	+		=	1.686
5.	924	+		=	1.309
6.	840	+		=	1.132
7.	776	+		=	1.506
8.	779	+		=	1.002
9.	332	+		=	623
10.	729	+		=	1.320

Oefening 2
1.	569	+		=	1.114
2.	833	+		=	1.098
3.	466	+		=	676
4.	960	+		=	1.872
5.	886	+		=	1.297
6.	884	+		=	1.104
7.	876	+		=	1.305
8.	683	+		=	1.292
9.	970	+		=	1.871
10.	908	+		=	1.266

Oefening 3
1.	765	+		=	1.496
2.	643	+		=	1.083
3.	378	+		=	743
4.	526	+		=	1.040
5.	712	+		=	1.181
6.	600	+		=	1.057
7.	854	+		=	1.127
8.	510	+		=	711
9.	689	+		=	1.000
10.	521	+		=	948

Oefening 4
1.	900	+		=	1.703
2.	892	+		=	1.660
3.	670	+		=	1.147
4.	815	+		=	1.104
5.	906	+		=	1.782
6.	887	+		=	1.346
7.	852	+		=	1.234
8.	520	+		=	897
9.	737	+		=	1.244
10.	753	+		=	1.079

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	551	+	247	=	798
2.	424	+	318	=	742
3.	962	+	491	=	1.453
4.	888	+	798	=	1.686
5.	924	+	385	=	1.309
6.	840	+	292	=	1.132
7.	776	+	730	=	1.506
8.	779	+	223	=	1.002
9.	332	+	291	=	623
10.	729	+	591	=	1.320

Oefening 2
1.	569	+	545	=	1.114
2.	833	+	265	=	1.098
3.	466	+	210	=	676
4.	960	+	912	=	1.872
5.	886	+	411	=	1.297
6.	884	+	220	=	1.104
7.	876	+	429	=	1.305
8.	683	+	609	=	1.292
9.	970	+	901	=	1.871
10.	908	+	358	=	1.266

Oefening 3
1.	765	+	731	=	1.496
2.	643	+	440	=	1.083
3.	378	+	365	=	743
4.	526	+	514	=	1.040
5.	712	+	469	=	1.181
6.	600	+	457	=	1.057
7.	854	+	273	=	1.127
8.	510	+	201	=	711
9.	689	+	311	=	1.000
10.	521	+	427	=	948

Oefening 4
1.	900	+	803	=	1.703
2.	892	+	768	=	1.660
3.	670	+	477	=	1.147
4.	815	+	289	=	1.104
5.	906	+	876	=	1.782
6.	887	+	459	=	1.346
7.	852	+	382	=	1.234
8.	520	+	377	=	897
9.	737	+	507	=	1.244
10.	753	+	326	=	1.079