Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	332	+		=	551
2.	942	+		=	1.267
3.	884	+		=	1.245
4.	838	+		=	1.425
5.	750	+		=	1.127
6.	554	+		=	879
7.	554	+		=	957
8.	905	+		=	1.121
9.	693	+		=	1.008
10.	825	+		=	1.359

Oefening 2
1.	698	+		=	1.337
2.	970	+		=	1.737
3.	857	+		=	1.506
4.	969	+		=	1.788
5.	988	+		=	1.337
6.	492	+		=	766
7.	943	+		=	1.352
8.	695	+		=	1.252
9.	767	+		=	1.076
10.	751	+		=	1.197

Oefening 3
1.	723	+		=	976
2.	969	+		=	1.490
3.	735	+		=	1.306
4.	970	+		=	1.652
5.	361	+		=	651
6.	755	+		=	1.470
7.	905	+		=	1.692
8.	762	+		=	1.273
9.	938	+		=	1.545
10.	777	+		=	990

Oefening 4
1.	560	+		=	810
2.	323	+		=	586
3.	967	+		=	1.786
4.	424	+		=	686
5.	741	+		=	1.178
6.	700	+		=	1.342
7.	606	+		=	1.148
8.	841	+		=	1.244
9.	567	+		=	804
10.	979	+		=	1.953

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	332	+	219	=	551
2.	942	+	325	=	1.267
3.	884	+	361	=	1.245
4.	838	+	587	=	1.425
5.	750	+	377	=	1.127
6.	554	+	325	=	879
7.	554	+	403	=	957
8.	905	+	216	=	1.121
9.	693	+	315	=	1.008
10.	825	+	534	=	1.359

Oefening 2
1.	698	+	639	=	1.337
2.	970	+	767	=	1.737
3.	857	+	649	=	1.506
4.	969	+	819	=	1.788
5.	988	+	349	=	1.337
6.	492	+	274	=	766
7.	943	+	409	=	1.352
8.	695	+	557	=	1.252
9.	767	+	309	=	1.076
10.	751	+	446	=	1.197

Oefening 3
1.	723	+	253	=	976
2.	969	+	521	=	1.490
3.	735	+	571	=	1.306
4.	970	+	682	=	1.652
5.	361	+	290	=	651
6.	755	+	715	=	1.470
7.	905	+	787	=	1.692
8.	762	+	511	=	1.273
9.	938	+	607	=	1.545
10.	777	+	213	=	990

Oefening 4
1.	560	+	250	=	810
2.	323	+	263	=	586
3.	967	+	819	=	1.786
4.	424	+	262	=	686
5.	741	+	437	=	1.178
6.	700	+	642	=	1.342
7.	606	+	542	=	1.148
8.	841	+	403	=	1.244
9.	567	+	237	=	804
10.	979	+	974	=	1.953