Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	634	+		=	1.111
2.	761	+		=	1.299
3.	812	+		=	1.061
4.	868	+		=	1.501
5.	983	+		=	1.765
6.	780	+		=	1.199
7.	965	+		=	1.364
8.	886	+		=	1.725
9.	471	+		=	712
10.	868	+		=	1.599

Oefening 2
1.	694	+		=	1.182
2.	441	+		=	809
3.	764	+		=	1.504
4.	883	+		=	1.510
5.	896	+		=	1.396
6.	985	+		=	1.351
7.	854	+		=	1.217
8.	898	+		=	1.744
9.	969	+		=	1.240
10.	611	+		=	1.108

Oefening 3
1.	698	+		=	1.395
2.	734	+		=	1.133
3.	912	+		=	1.176
4.	528	+		=	841
5.	525	+		=	836
6.	842	+		=	1.055
7.	620	+		=	1.105
8.	846	+		=	1.264
9.	635	+		=	1.089
10.	906	+		=	1.439

Oefening 4
1.	892	+		=	1.546
2.	910	+		=	1.333
3.	749	+		=	985
4.	694	+		=	1.173
5.	771	+		=	1.312
6.	549	+		=	921
7.	773	+		=	1.419
8.	699	+		=	1.264
9.	911	+		=	1.245
10.	737	+		=	1.368

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	634	+	477	=	1.111
2.	761	+	538	=	1.299
3.	812	+	249	=	1.061
4.	868	+	633	=	1.501
5.	983	+	782	=	1.765
6.	780	+	419	=	1.199
7.	965	+	399	=	1.364
8.	886	+	839	=	1.725
9.	471	+	241	=	712
10.	868	+	731	=	1.599

Oefening 2
1.	694	+	488	=	1.182
2.	441	+	368	=	809
3.	764	+	740	=	1.504
4.	883	+	627	=	1.510
5.	896	+	500	=	1.396
6.	985	+	366	=	1.351
7.	854	+	363	=	1.217
8.	898	+	846	=	1.744
9.	969	+	271	=	1.240
10.	611	+	497	=	1.108

Oefening 3
1.	698	+	697	=	1.395
2.	734	+	399	=	1.133
3.	912	+	264	=	1.176
4.	528	+	313	=	841
5.	525	+	311	=	836
6.	842	+	213	=	1.055
7.	620	+	485	=	1.105
8.	846	+	418	=	1.264
9.	635	+	454	=	1.089
10.	906	+	533	=	1.439

Oefening 4
1.	892	+	654	=	1.546
2.	910	+	423	=	1.333
3.	749	+	236	=	985
4.	694	+	479	=	1.173
5.	771	+	541	=	1.312
6.	549	+	372	=	921
7.	773	+	646	=	1.419
8.	699	+	565	=	1.264
9.	911	+	334	=	1.245
10.	737	+	631	=	1.368