Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	909	+		=	1.285
2.	756	+		=	1.133
3.	982	+		=	1.850
4.	914	+		=	1.427
5.	495	+		=	805
6.	538	+		=	812
7.	585	+		=	923
8.	799	+		=	1.515
9.	734	+		=	1.010
10.	847	+		=	1.676

Oefening 2
1.	699	+		=	992
2.	313	+		=	583
3.	663	+		=	1.273
4.	470	+		=	770
5.	996	+		=	1.238
6.	868	+		=	1.255
7.	963	+		=	1.864
8.	861	+		=	1.238
9.	715	+		=	955
10.	857	+		=	1.390

Oefening 3
1.	347	+		=	667
2.	596	+		=	885
3.	505	+		=	712
4.	525	+		=	824
5.	997	+		=	1.445
6.	824	+		=	1.220
7.	766	+		=	1.380
8.	831	+		=	1.101
9.	724	+		=	1.204
10.	509	+		=	772

Oefening 4
1.	790	+		=	1.325
2.	875	+		=	1.333
3.	649	+		=	1.244
4.	984	+		=	1.946
5.	743	+		=	1.428
6.	949	+		=	1.446
7.	915	+		=	1.574
8.	836	+		=	1.043
9.	635	+		=	1.042
10.	826	+		=	1.250

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	909	+	376	=	1.285
2.	756	+	377	=	1.133
3.	982	+	868	=	1.850
4.	914	+	513	=	1.427
5.	495	+	310	=	805
6.	538	+	274	=	812
7.	585	+	338	=	923
8.	799	+	716	=	1.515
9.	734	+	276	=	1.010
10.	847	+	829	=	1.676

Oefening 2
1.	699	+	293	=	992
2.	313	+	270	=	583
3.	663	+	610	=	1.273
4.	470	+	300	=	770
5.	996	+	242	=	1.238
6.	868	+	387	=	1.255
7.	963	+	901	=	1.864
8.	861	+	377	=	1.238
9.	715	+	240	=	955
10.	857	+	533	=	1.390

Oefening 3
1.	347	+	320	=	667
2.	596	+	289	=	885
3.	505	+	207	=	712
4.	525	+	299	=	824
5.	997	+	448	=	1.445
6.	824	+	396	=	1.220
7.	766	+	614	=	1.380
8.	831	+	270	=	1.101
9.	724	+	480	=	1.204
10.	509	+	263	=	772

Oefening 4
1.	790	+	535	=	1.325
2.	875	+	458	=	1.333
3.	649	+	595	=	1.244
4.	984	+	962	=	1.946
5.	743	+	685	=	1.428
6.	949	+	497	=	1.446
7.	915	+	659	=	1.574
8.	836	+	207	=	1.043
9.	635	+	407	=	1.042
10.	826	+	424	=	1.250