Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	835	+		=	1.365
2.	933	+		=	1.266
3.	462	+		=	741
4.	866	+		=	1.567
5.	778	+		=	1.444
6.	396	+		=	611
7.	696	+		=	940
8.	979	+		=	1.564
9.	453	+		=	758
10.	387	+		=	663

Oefening 2
1.	730	+		=	1.150
2.	789	+		=	1.549
3.	614	+		=	895
4.	819	+		=	1.440
5.	889	+		=	1.757
6.	764	+		=	1.294
7.	432	+		=	695
8.	887	+		=	1.594
9.	946	+		=	1.521
10.	940	+		=	1.782

Oefening 3
1.	948	+		=	1.366
2.	267	+		=	482
3.	792	+		=	1.163
4.	460	+		=	914
5.	963	+		=	1.605
6.	689	+		=	1.010
7.	944	+		=	1.520
8.	518	+		=	911
9.	772	+		=	1.527
10.	326	+		=	568

Oefening 4
1.	417	+		=	645
2.	771	+		=	1.485
3.	738	+		=	1.255
4.	549	+		=	846
5.	684	+		=	1.170
6.	421	+		=	815
7.	979	+		=	1.514
8.	924	+		=	1.584
9.	761	+		=	1.300
10.	688	+		=	1.243

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	835	+	530	=	1.365
2.	933	+	333	=	1.266
3.	462	+	279	=	741
4.	866	+	701	=	1.567
5.	778	+	666	=	1.444
6.	396	+	215	=	611
7.	696	+	244	=	940
8.	979	+	585	=	1.564
9.	453	+	305	=	758
10.	387	+	276	=	663

Oefening 2
1.	730	+	420	=	1.150
2.	789	+	760	=	1.549
3.	614	+	281	=	895
4.	819	+	621	=	1.440
5.	889	+	868	=	1.757
6.	764	+	530	=	1.294
7.	432	+	263	=	695
8.	887	+	707	=	1.594
9.	946	+	575	=	1.521
10.	940	+	842	=	1.782

Oefening 3
1.	948	+	418	=	1.366
2.	267	+	215	=	482
3.	792	+	371	=	1.163
4.	460	+	454	=	914
5.	963	+	642	=	1.605
6.	689	+	321	=	1.010
7.	944	+	576	=	1.520
8.	518	+	393	=	911
9.	772	+	755	=	1.527
10.	326	+	242	=	568

Oefening 4
1.	417	+	228	=	645
2.	771	+	714	=	1.485
3.	738	+	517	=	1.255
4.	549	+	297	=	846
5.	684	+	486	=	1.170
6.	421	+	394	=	815
7.	979	+	535	=	1.514
8.	924	+	660	=	1.584
9.	761	+	539	=	1.300
10.	688	+	555	=	1.243