Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	846	+		=	1.386
2.	838	+		=	1.101
3.	601	+		=	820
4.	961	+		=	1.558
5.	891	+		=	1.546
6.	991	+		=	1.289
7.	473	+		=	797
8.	556	+		=	1.104
9.	605	+		=	808
10.	511	+		=	833

Oefening 2
1.	955	+		=	1.459
2.	973	+		=	1.665
3.	937	+		=	1.871
4.	859	+		=	1.661
5.	985	+		=	1.854
6.	972	+		=	1.330
7.	671	+		=	1.012
8.	1.000	+		=	1.557
9.	981	+		=	1.505
10.	987	+		=	1.400

Oefening 3
1.	961	+		=	1.626
2.	951	+		=	1.435
3.	697	+		=	1.298
4.	700	+		=	1.287
5.	788	+		=	1.302
6.	901	+		=	1.250
7.	770	+		=	1.518
8.	756	+		=	1.104
9.	824	+		=	1.375
10.	839	+		=	1.564

Oefening 4
1.	768	+		=	1.154
2.	909	+		=	1.228
3.	302	+		=	589
4.	532	+		=	981
5.	674	+		=	1.304
6.	797	+		=	1.429
7.	625	+		=	884
8.	881	+		=	1.725
9.	763	+		=	1.505
10.	965	+		=	1.712

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	846	+	540	=	1.386
2.	838	+	263	=	1.101
3.	601	+	219	=	820
4.	961	+	597	=	1.558
5.	891	+	655	=	1.546
6.	991	+	298	=	1.289
7.	473	+	324	=	797
8.	556	+	548	=	1.104
9.	605	+	203	=	808
10.	511	+	322	=	833

Oefening 2
1.	955	+	504	=	1.459
2.	973	+	692	=	1.665
3.	937	+	934	=	1.871
4.	859	+	802	=	1.661
5.	985	+	869	=	1.854
6.	972	+	358	=	1.330
7.	671	+	341	=	1.012
8.	1.000	+	557	=	1.557
9.	981	+	524	=	1.505
10.	987	+	413	=	1.400

Oefening 3
1.	961	+	665	=	1.626
2.	951	+	484	=	1.435
3.	697	+	601	=	1.298
4.	700	+	587	=	1.287
5.	788	+	514	=	1.302
6.	901	+	349	=	1.250
7.	770	+	748	=	1.518
8.	756	+	348	=	1.104
9.	824	+	551	=	1.375
10.	839	+	725	=	1.564

Oefening 4
1.	768	+	386	=	1.154
2.	909	+	319	=	1.228
3.	302	+	287	=	589
4.	532	+	449	=	981
5.	674	+	630	=	1.304
6.	797	+	632	=	1.429
7.	625	+	259	=	884
8.	881	+	844	=	1.725
9.	763	+	742	=	1.505
10.	965	+	747	=	1.712