Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	680	+		=	1.262
2.	922	+		=	1.734
3.	573	+		=	1.100
4.	573	+		=	786
5.	950	+		=	1.268
6.	797	+		=	1.210
7.	821	+		=	1.324
8.	589	+		=	1.151
9.	540	+		=	1.016
10.	669	+		=	1.206

Oefening 2
1.	981	+		=	1.202
2.	672	+		=	1.058
3.	857	+		=	1.492
4.	809	+		=	1.469
5.	957	+		=	1.362
6.	776	+		=	986
7.	801	+		=	1.496
8.	907	+		=	1.453
9.	760	+		=	1.025
10.	977	+		=	1.768

Oefening 3
1.	803	+		=	1.036
2.	790	+		=	1.134
3.	810	+		=	1.570
4.	369	+		=	681
5.	268	+		=	476
6.	975	+		=	1.664
7.	648	+		=	882
8.	945	+		=	1.208
9.	905	+		=	1.719
10.	734	+		=	1.037

Oefening 4
1.	286	+		=	527
2.	785	+		=	1.397
3.	749	+		=	974
4.	473	+		=	827
5.	478	+		=	679
6.	879	+		=	1.676
7.	723	+		=	1.161
8.	748	+		=	1.281
9.	509	+		=	766
10.	699	+		=	1.013

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	680	+	582	=	1.262
2.	922	+	812	=	1.734
3.	573	+	527	=	1.100
4.	573	+	213	=	786
5.	950	+	318	=	1.268
6.	797	+	413	=	1.210
7.	821	+	503	=	1.324
8.	589	+	562	=	1.151
9.	540	+	476	=	1.016
10.	669	+	537	=	1.206

Oefening 2
1.	981	+	221	=	1.202
2.	672	+	386	=	1.058
3.	857	+	635	=	1.492
4.	809	+	660	=	1.469
5.	957	+	405	=	1.362
6.	776	+	210	=	986
7.	801	+	695	=	1.496
8.	907	+	546	=	1.453
9.	760	+	265	=	1.025
10.	977	+	791	=	1.768

Oefening 3
1.	803	+	233	=	1.036
2.	790	+	344	=	1.134
3.	810	+	760	=	1.570
4.	369	+	312	=	681
5.	268	+	208	=	476
6.	975	+	689	=	1.664
7.	648	+	234	=	882
8.	945	+	263	=	1.208
9.	905	+	814	=	1.719
10.	734	+	303	=	1.037

Oefening 4
1.	286	+	241	=	527
2.	785	+	612	=	1.397
3.	749	+	225	=	974
4.	473	+	354	=	827
5.	478	+	201	=	679
6.	879	+	797	=	1.676
7.	723	+	438	=	1.161
8.	748	+	533	=	1.281
9.	509	+	257	=	766
10.	699	+	314	=	1.013