Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	499	+		=	866
2.	774	+		=	983
3.	642	+		=	1.211
4.	753	+		=	976
5.	629	+		=	869
6.	896	+		=	1.249
7.	842	+		=	1.253
8.	865	+		=	1.217
9.	632	+		=	873
10.	627	+		=	1.032

Oefening 2
1.	880	+		=	1.192
2.	838	+		=	1.179
3.	861	+		=	1.117
4.	930	+		=	1.561
5.	950	+		=	1.210
6.	585	+		=	1.097
7.	911	+		=	1.745
8.	647	+		=	923
9.	761	+		=	1.490
10.	661	+		=	962

Oefening 3
1.	779	+		=	1.394
2.	727	+		=	1.012
3.	697	+		=	932
4.	704	+		=	980
5.	788	+		=	1.040
6.	459	+		=	817
7.	963	+		=	1.797
8.	348	+		=	670
9.	909	+		=	1.533
10.	540	+		=	945

Oefening 4
1.	645	+		=	901
2.	645	+		=	939
3.	571	+		=	1.073
4.	948	+		=	1.561
5.	771	+		=	1.269
6.	567	+		=	932
7.	699	+		=	1.129
8.	845	+		=	1.667
9.	764	+		=	1.062
10.	962	+		=	1.374

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	499	+	367	=	866
2.	774	+	209	=	983
3.	642	+	569	=	1.211
4.	753	+	223	=	976
5.	629	+	240	=	869
6.	896	+	353	=	1.249
7.	842	+	411	=	1.253
8.	865	+	352	=	1.217
9.	632	+	241	=	873
10.	627	+	405	=	1.032

Oefening 2
1.	880	+	312	=	1.192
2.	838	+	341	=	1.179
3.	861	+	256	=	1.117
4.	930	+	631	=	1.561
5.	950	+	260	=	1.210
6.	585	+	512	=	1.097
7.	911	+	834	=	1.745
8.	647	+	276	=	923
9.	761	+	729	=	1.490
10.	661	+	301	=	962

Oefening 3
1.	779	+	615	=	1.394
2.	727	+	285	=	1.012
3.	697	+	235	=	932
4.	704	+	276	=	980
5.	788	+	252	=	1.040
6.	459	+	358	=	817
7.	963	+	834	=	1.797
8.	348	+	322	=	670
9.	909	+	624	=	1.533
10.	540	+	405	=	945

Oefening 4
1.	645	+	256	=	901
2.	645	+	294	=	939
3.	571	+	502	=	1.073
4.	948	+	613	=	1.561
5.	771	+	498	=	1.269
6.	567	+	365	=	932
7.	699	+	430	=	1.129
8.	845	+	822	=	1.667
9.	764	+	298	=	1.062
10.	962	+	412	=	1.374