Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	776	+		=	1.548
2.	925	+		=	1.388
3.	781	+		=	1.504
4.	579	+		=	1.003
5.	696	+		=	1.338
6.	527	+		=	778
7.	342	+		=	579
8.	476	+		=	701
9.	648	+		=	1.040
10.	757	+		=	1.445

Oefening 2
1.	606	+		=	911
2.	413	+		=	614
3.	800	+		=	1.402
4.	751	+		=	1.014
5.	507	+		=	780
6.	395	+		=	760
7.	761	+		=	1.388
8.	849	+		=	1.220
9.	607	+		=	1.019
10.	541	+		=	930

Oefening 3
1.	990	+		=	1.368
2.	751	+		=	1.267
3.	655	+		=	901
4.	323	+		=	560
5.	385	+		=	589
6.	677	+		=	1.172
7.	669	+		=	1.059
8.	752	+		=	1.189
9.	659	+		=	1.226
10.	755	+		=	1.217

Oefening 4
1.	537	+		=	932
2.	249	+		=	494
3.	612	+		=	840
4.	674	+		=	962
5.	936	+		=	1.626
6.	606	+		=	939
7.	999	+		=	1.540
8.	942	+		=	1.342
9.	703	+		=	1.089
10.	480	+		=	802

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	776	+	772	=	1.548
2.	925	+	463	=	1.388
3.	781	+	723	=	1.504
4.	579	+	424	=	1.003
5.	696	+	642	=	1.338
6.	527	+	251	=	778
7.	342	+	237	=	579
8.	476	+	225	=	701
9.	648	+	392	=	1.040
10.	757	+	688	=	1.445

Oefening 2
1.	606	+	305	=	911
2.	413	+	201	=	614
3.	800	+	602	=	1.402
4.	751	+	263	=	1.014
5.	507	+	273	=	780
6.	395	+	365	=	760
7.	761	+	627	=	1.388
8.	849	+	371	=	1.220
9.	607	+	412	=	1.019
10.	541	+	389	=	930

Oefening 3
1.	990	+	378	=	1.368
2.	751	+	516	=	1.267
3.	655	+	246	=	901
4.	323	+	237	=	560
5.	385	+	204	=	589
6.	677	+	495	=	1.172
7.	669	+	390	=	1.059
8.	752	+	437	=	1.189
9.	659	+	567	=	1.226
10.	755	+	462	=	1.217

Oefening 4
1.	537	+	395	=	932
2.	249	+	245	=	494
3.	612	+	228	=	840
4.	674	+	288	=	962
5.	936	+	690	=	1.626
6.	606	+	333	=	939
7.	999	+	541	=	1.540
8.	942	+	400	=	1.342
9.	703	+	386	=	1.089
10.	480	+	322	=	802