Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	615	+		=	1.098
2.	373	+		=	636
3.	699	+		=	1.137
4.	920	+		=	1.723
5.	322	+		=	586
6.	684	+		=	1.358
7.	648	+		=	950
8.	511	+		=	885
9.	807	+		=	1.221
10.	916	+		=	1.625

Oefening 2
1.	555	+		=	1.069
2.	834	+		=	1.534
3.	516	+		=	915
4.	335	+		=	575
5.	902	+		=	1.788
6.	730	+		=	1.133
7.	654	+		=	1.065
8.	899	+		=	1.455
9.	705	+		=	1.138
10.	993	+		=	1.589

Oefening 3
1.	973	+		=	1.528
2.	975	+		=	1.851
3.	996	+		=	1.536
4.	664	+		=	916
5.	893	+		=	1.225
6.	348	+		=	622
7.	919	+		=	1.508
8.	874	+		=	1.681
9.	839	+		=	1.508
10.	900	+		=	1.443

Oefening 4
1.	993	+		=	1.614
2.	880	+		=	1.375
3.	796	+		=	1.443
4.	347	+		=	690
5.	912	+		=	1.427
6.	831	+		=	1.223
7.	826	+		=	1.065
8.	658	+		=	1.055
9.	856	+		=	1.337
10.	889	+		=	1.139

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	615	+	483	=	1.098
2.	373	+	263	=	636
3.	699	+	438	=	1.137
4.	920	+	803	=	1.723
5.	322	+	264	=	586
6.	684	+	674	=	1.358
7.	648	+	302	=	950
8.	511	+	374	=	885
9.	807	+	414	=	1.221
10.	916	+	709	=	1.625

Oefening 2
1.	555	+	514	=	1.069
2.	834	+	700	=	1.534
3.	516	+	399	=	915
4.	335	+	240	=	575
5.	902	+	886	=	1.788
6.	730	+	403	=	1.133
7.	654	+	411	=	1.065
8.	899	+	556	=	1.455
9.	705	+	433	=	1.138
10.	993	+	596	=	1.589

Oefening 3
1.	973	+	555	=	1.528
2.	975	+	876	=	1.851
3.	996	+	540	=	1.536
4.	664	+	252	=	916
5.	893	+	332	=	1.225
6.	348	+	274	=	622
7.	919	+	589	=	1.508
8.	874	+	807	=	1.681
9.	839	+	669	=	1.508
10.	900	+	543	=	1.443

Oefening 4
1.	993	+	621	=	1.614
2.	880	+	495	=	1.375
3.	796	+	647	=	1.443
4.	347	+	343	=	690
5.	912	+	515	=	1.427
6.	831	+	392	=	1.223
7.	826	+	239	=	1.065
8.	658	+	397	=	1.055
9.	856	+	481	=	1.337
10.	889	+	250	=	1.139