Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	757	+		=	1.158
2.	859	+		=	1.481
3.	943	+		=	1.729
4.	493	+		=	790
5.	833	+		=	1.498
6.	754	+		=	1.268
7.	985	+		=	1.913
8.	962	+		=	1.589
9.	769	+		=	1.309
10.	814	+		=	1.558

Oefening 2
1.	575	+		=	1.145
2.	900	+		=	1.122
3.	997	+		=	1.857
4.	724	+		=	1.088
5.	858	+		=	1.527
6.	720	+		=	967
7.	305	+		=	582
8.	489	+		=	766
9.	782	+		=	1.562
10.	882	+		=	1.109

Oefening 3
1.	638	+		=	965
2.	809	+		=	1.485
3.	841	+		=	1.099
4.	397	+		=	769
5.	699	+		=	1.340
6.	938	+		=	1.460
7.	524	+		=	767
8.	452	+		=	732
9.	396	+		=	740
10.	739	+		=	1.217

Oefening 4
1.	994	+		=	1.224
2.	462	+		=	807
3.	475	+		=	884
4.	459	+		=	918
5.	661	+		=	903
6.	778	+		=	1.048
7.	549	+		=	875
8.	963	+		=	1.566
9.	603	+		=	888
10.	596	+		=	1.172

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	757	+	401	=	1.158
2.	859	+	622	=	1.481
3.	943	+	786	=	1.729
4.	493	+	297	=	790
5.	833	+	665	=	1.498
6.	754	+	514	=	1.268
7.	985	+	928	=	1.913
8.	962	+	627	=	1.589
9.	769	+	540	=	1.309
10.	814	+	744	=	1.558

Oefening 2
1.	575	+	570	=	1.145
2.	900	+	222	=	1.122
3.	997	+	860	=	1.857
4.	724	+	364	=	1.088
5.	858	+	669	=	1.527
6.	720	+	247	=	967
7.	305	+	277	=	582
8.	489	+	277	=	766
9.	782	+	780	=	1.562
10.	882	+	227	=	1.109

Oefening 3
1.	638	+	327	=	965
2.	809	+	676	=	1.485
3.	841	+	258	=	1.099
4.	397	+	372	=	769
5.	699	+	641	=	1.340
6.	938	+	522	=	1.460
7.	524	+	243	=	767
8.	452	+	280	=	732
9.	396	+	344	=	740
10.	739	+	478	=	1.217

Oefening 4
1.	994	+	230	=	1.224
2.	462	+	345	=	807
3.	475	+	409	=	884
4.	459	+	459	=	918
5.	661	+	242	=	903
6.	778	+	270	=	1.048
7.	549	+	326	=	875
8.	963	+	603	=	1.566
9.	603	+	285	=	888
10.	596	+	576	=	1.172