Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	542	+		=	965
2.	773	+		=	1.272
3.	759	+		=	1.434
4.	840	+		=	1.104
5.	999	+		=	1.912
6.	892	+		=	1.421
7.	488	+		=	735
8.	822	+		=	1.441
9.	811	+		=	1.468
10.	453	+		=	790

Oefening 2
1.	805	+		=	1.379
2.	899	+		=	1.213
3.	479	+		=	793
4.	977	+		=	1.455
5.	979	+		=	1.766
6.	728	+		=	1.320
7.	885	+		=	1.546
8.	662	+		=	1.204
9.	512	+		=	753
10.	485	+		=	933

Oefening 3
1.	824	+		=	1.550
2.	679	+		=	1.116
3.	979	+		=	1.689
4.	1.000	+		=	1.202
5.	277	+		=	487
6.	891	+		=	1.113
7.	986	+		=	1.232
8.	927	+		=	1.291
9.	418	+		=	718
10.	543	+		=	861

Oefening 4
1.	426	+		=	832
2.	934	+		=	1.199
3.	853	+		=	1.613
4.	965	+		=	1.581
5.	911	+		=	1.141
6.	591	+		=	1.090
7.	833	+		=	1.471
8.	977	+		=	1.927
9.	306	+		=	596
10.	831	+		=	1.184

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	542	+	423	=	965
2.	773	+	499	=	1.272
3.	759	+	675	=	1.434
4.	840	+	264	=	1.104
5.	999	+	913	=	1.912
6.	892	+	529	=	1.421
7.	488	+	247	=	735
8.	822	+	619	=	1.441
9.	811	+	657	=	1.468
10.	453	+	337	=	790

Oefening 2
1.	805	+	574	=	1.379
2.	899	+	314	=	1.213
3.	479	+	314	=	793
4.	977	+	478	=	1.455
5.	979	+	787	=	1.766
6.	728	+	592	=	1.320
7.	885	+	661	=	1.546
8.	662	+	542	=	1.204
9.	512	+	241	=	753
10.	485	+	448	=	933

Oefening 3
1.	824	+	726	=	1.550
2.	679	+	437	=	1.116
3.	979	+	710	=	1.689
4.	1.000	+	202	=	1.202
5.	277	+	210	=	487
6.	891	+	222	=	1.113
7.	986	+	246	=	1.232
8.	927	+	364	=	1.291
9.	418	+	300	=	718
10.	543	+	318	=	861

Oefening 4
1.	426	+	406	=	832
2.	934	+	265	=	1.199
3.	853	+	760	=	1.613
4.	965	+	616	=	1.581
5.	911	+	230	=	1.141
6.	591	+	499	=	1.090
7.	833	+	638	=	1.471
8.	977	+	950	=	1.927
9.	306	+	290	=	596
10.	831	+	353	=	1.184