Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	859	+		=	1.341
2.	976	+		=	1.873
3.	720	+		=	1.112
4.	563	+		=	944
5.	773	+		=	1.030
6.	955	+		=	1.459
7.	785	+		=	1.519
8.	706	+		=	1.208
9.	536	+		=	839
10.	623	+		=	1.054

Oefening 2
1.	874	+		=	1.287
2.	840	+		=	1.672
3.	864	+		=	1.446
4.	881	+		=	1.297
5.	787	+		=	1.440
6.	612	+		=	1.055
7.	993	+		=	1.724
8.	795	+		=	1.043
9.	388	+		=	590
10.	843	+		=	1.625

Oefening 3
1.	521	+		=	937
2.	1.000	+		=	1.215
3.	943	+		=	1.432
4.	680	+		=	1.100
5.	903	+		=	1.260
6.	883	+		=	1.131
7.	469	+		=	739
8.	998	+		=	1.563
9.	474	+		=	923
10.	842	+		=	1.228

Oefening 4
1.	385	+		=	743
2.	700	+		=	1.316
3.	816	+		=	1.477
4.	835	+		=	1.119
5.	644	+		=	1.256
6.	863	+		=	1.264
7.	539	+		=	950
8.	977	+		=	1.405
9.	867	+		=	1.378
10.	777	+		=	1.081

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	859	+	482	=	1.341
2.	976	+	897	=	1.873
3.	720	+	392	=	1.112
4.	563	+	381	=	944
5.	773	+	257	=	1.030
6.	955	+	504	=	1.459
7.	785	+	734	=	1.519
8.	706	+	502	=	1.208
9.	536	+	303	=	839
10.	623	+	431	=	1.054

Oefening 2
1.	874	+	413	=	1.287
2.	840	+	832	=	1.672
3.	864	+	582	=	1.446
4.	881	+	416	=	1.297
5.	787	+	653	=	1.440
6.	612	+	443	=	1.055
7.	993	+	731	=	1.724
8.	795	+	248	=	1.043
9.	388	+	202	=	590
10.	843	+	782	=	1.625

Oefening 3
1.	521	+	416	=	937
2.	1.000	+	215	=	1.215
3.	943	+	489	=	1.432
4.	680	+	420	=	1.100
5.	903	+	357	=	1.260
6.	883	+	248	=	1.131
7.	469	+	270	=	739
8.	998	+	565	=	1.563
9.	474	+	449	=	923
10.	842	+	386	=	1.228

Oefening 4
1.	385	+	358	=	743
2.	700	+	616	=	1.316
3.	816	+	661	=	1.477
4.	835	+	284	=	1.119
5.	644	+	612	=	1.256
6.	863	+	401	=	1.264
7.	539	+	411	=	950
8.	977	+	428	=	1.405
9.	867	+	511	=	1.378
10.	777	+	304	=	1.081