Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	733	+		=	1.420
2.	940	+		=	1.624
3.	603	+		=	1.126
4.	848	+		=	1.344
5.	405	+		=	710
6.	612	+		=	984
7.	982	+		=	1.302
8.	507	+		=	920
9.	693	+		=	931
10.	685	+		=	1.188

Oefening 2
1.	841	+		=	1.402
2.	673	+		=	1.303
3.	844	+		=	1.561
4.	799	+		=	1.486
5.	916	+		=	1.245
6.	424	+		=	710
7.	858	+		=	1.210
8.	892	+		=	1.386
9.	735	+		=	1.040
10.	485	+		=	909

Oefening 3
1.	908	+		=	1.603
2.	389	+		=	676
3.	963	+		=	1.900
4.	999	+		=	1.658
5.	858	+		=	1.319
6.	607	+		=	914
7.	810	+		=	1.013
8.	812	+		=	1.104
9.	898	+		=	1.257
10.	930	+		=	1.178

Oefening 4
1.	704	+		=	1.282
2.	446	+		=	800
3.	816	+		=	1.349
4.	899	+		=	1.179
5.	400	+		=	720
6.	803	+		=	1.105
7.	885	+		=	1.669
8.	279	+		=	487
9.	989	+		=	1.734
10.	804	+		=	1.040

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	733	+	687	=	1.420
2.	940	+	684	=	1.624
3.	603	+	523	=	1.126
4.	848	+	496	=	1.344
5.	405	+	305	=	710
6.	612	+	372	=	984
7.	982	+	320	=	1.302
8.	507	+	413	=	920
9.	693	+	238	=	931
10.	685	+	503	=	1.188

Oefening 2
1.	841	+	561	=	1.402
2.	673	+	630	=	1.303
3.	844	+	717	=	1.561
4.	799	+	687	=	1.486
5.	916	+	329	=	1.245
6.	424	+	286	=	710
7.	858	+	352	=	1.210
8.	892	+	494	=	1.386
9.	735	+	305	=	1.040
10.	485	+	424	=	909

Oefening 3
1.	908	+	695	=	1.603
2.	389	+	287	=	676
3.	963	+	937	=	1.900
4.	999	+	659	=	1.658
5.	858	+	461	=	1.319
6.	607	+	307	=	914
7.	810	+	203	=	1.013
8.	812	+	292	=	1.104
9.	898	+	359	=	1.257
10.	930	+	248	=	1.178

Oefening 4
1.	704	+	578	=	1.282
2.	446	+	354	=	800
3.	816	+	533	=	1.349
4.	899	+	280	=	1.179
5.	400	+	320	=	720
6.	803	+	302	=	1.105
7.	885	+	784	=	1.669
8.	279	+	208	=	487
9.	989	+	745	=	1.734
10.	804	+	236	=	1.040