Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	945	+		=	1.510
2.	884	+		=	1.683
3.	901	+		=	1.278
4.	935	+		=	1.623
5.	693	+		=	1.052
6.	971	+		=	1.497
7.	783	+		=	1.210
8.	950	+		=	1.651
9.	563	+		=	859
10.	430	+		=	783

Oefening 2
1.	571	+		=	812
2.	810	+		=	1.145
3.	487	+		=	903
4.	380	+		=	707
5.	655	+		=	1.050
6.	732	+		=	1.019
7.	996	+		=	1.228
8.	930	+		=	1.434
9.	908	+		=	1.132
10.	988	+		=	1.869

Oefening 3
1.	641	+		=	858
2.	627	+		=	968
3.	793	+		=	1.545
4.	899	+		=	1.195
5.	655	+		=	908
6.	601	+		=	1.176
7.	642	+		=	913
8.	818	+		=	1.296
9.	857	+		=	1.164
10.	948	+		=	1.838

Oefening 4
1.	876	+		=	1.602
2.	890	+		=	1.172
3.	302	+		=	554
4.	954	+		=	1.254
5.	997	+		=	1.558
6.	606	+		=	885
7.	882	+		=	1.238
8.	707	+		=	1.335
9.	936	+		=	1.844
10.	728	+		=	1.414

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	945	+	565	=	1.510
2.	884	+	799	=	1.683
3.	901	+	377	=	1.278
4.	935	+	688	=	1.623
5.	693	+	359	=	1.052
6.	971	+	526	=	1.497
7.	783	+	427	=	1.210
8.	950	+	701	=	1.651
9.	563	+	296	=	859
10.	430	+	353	=	783

Oefening 2
1.	571	+	241	=	812
2.	810	+	335	=	1.145
3.	487	+	416	=	903
4.	380	+	327	=	707
5.	655	+	395	=	1.050
6.	732	+	287	=	1.019
7.	996	+	232	=	1.228
8.	930	+	504	=	1.434
9.	908	+	224	=	1.132
10.	988	+	881	=	1.869

Oefening 3
1.	641	+	217	=	858
2.	627	+	341	=	968
3.	793	+	752	=	1.545
4.	899	+	296	=	1.195
5.	655	+	253	=	908
6.	601	+	575	=	1.176
7.	642	+	271	=	913
8.	818	+	478	=	1.296
9.	857	+	307	=	1.164
10.	948	+	890	=	1.838

Oefening 4
1.	876	+	726	=	1.602
2.	890	+	282	=	1.172
3.	302	+	252	=	554
4.	954	+	300	=	1.254
5.	997	+	561	=	1.558
6.	606	+	279	=	885
7.	882	+	356	=	1.238
8.	707	+	628	=	1.335
9.	936	+	908	=	1.844
10.	728	+	686	=	1.414