Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	957	+		=	1.303
2.	830	+		=	1.444
3.	829	+		=	1.110
4.	749	+		=	1.417
5.	873	+		=	1.508
6.	620	+		=	862
7.	894	+		=	1.338
8.	837	+		=	1.356
9.	768	+		=	1.178
10.	338	+		=	632

Oefening 2
1.	979	+		=	1.725
2.	818	+		=	1.582
3.	889	+		=	1.407
4.	287	+		=	509
5.	808	+		=	1.283
6.	594	+		=	1.138
7.	498	+		=	929
8.	809	+		=	1.261
9.	636	+		=	1.263
10.	969	+		=	1.689

Oefening 3
1.	930	+		=	1.478
2.	802	+		=	1.286
3.	805	+		=	1.032
4.	255	+		=	505
5.	732	+		=	948
6.	968	+		=	1.413
7.	375	+		=	714
8.	761	+		=	1.074
9.	682	+		=	1.008
10.	716	+		=	1.219

Oefening 4
1.	750	+		=	1.161
2.	573	+		=	863
3.	984	+		=	1.283
4.	793	+		=	1.036
5.	432	+		=	783
6.	885	+		=	1.226
7.	435	+		=	795
8.	489	+		=	776
9.	579	+		=	1.036
10.	963	+		=	1.778

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	957	+	346	=	1.303
2.	830	+	614	=	1.444
3.	829	+	281	=	1.110
4.	749	+	668	=	1.417
5.	873	+	635	=	1.508
6.	620	+	242	=	862
7.	894	+	444	=	1.338
8.	837	+	519	=	1.356
9.	768	+	410	=	1.178
10.	338	+	294	=	632

Oefening 2
1.	979	+	746	=	1.725
2.	818	+	764	=	1.582
3.	889	+	518	=	1.407
4.	287	+	222	=	509
5.	808	+	475	=	1.283
6.	594	+	544	=	1.138
7.	498	+	431	=	929
8.	809	+	452	=	1.261
9.	636	+	627	=	1.263
10.	969	+	720	=	1.689

Oefening 3
1.	930	+	548	=	1.478
2.	802	+	484	=	1.286
3.	805	+	227	=	1.032
4.	255	+	250	=	505
5.	732	+	216	=	948
6.	968	+	445	=	1.413
7.	375	+	339	=	714
8.	761	+	313	=	1.074
9.	682	+	326	=	1.008
10.	716	+	503	=	1.219

Oefening 4
1.	750	+	411	=	1.161
2.	573	+	290	=	863
3.	984	+	299	=	1.283
4.	793	+	243	=	1.036
5.	432	+	351	=	783
6.	885	+	341	=	1.226
7.	435	+	360	=	795
8.	489	+	287	=	776
9.	579	+	457	=	1.036
10.	963	+	815	=	1.778