Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	594	+		=	1.163
2.	906	+		=	1.178
3.	921	+		=	1.566
4.	340	+		=	589
5.	474	+		=	784
6.	314	+		=	565
7.	924	+		=	1.322
8.	959	+		=	1.335
9.	490	+		=	841
10.	891	+		=	1.248

Oefening 2
1.	402	+		=	668
2.	920	+		=	1.340
3.	727	+		=	1.230
4.	655	+		=	961
5.	864	+		=	1.663
6.	890	+		=	1.737
7.	895	+		=	1.585
8.	871	+		=	1.708
9.	896	+		=	1.787
10.	877	+		=	1.552

Oefening 3
1.	776	+		=	1.046
2.	903	+		=	1.470
3.	902	+		=	1.460
4.	803	+		=	1.279
5.	941	+		=	1.846
6.	732	+		=	1.116
7.	851	+		=	1.558
8.	919	+		=	1.624
9.	823	+		=	1.308
10.	739	+		=	1.298

Oefening 4
1.	379	+		=	683
2.	770	+		=	1.473
3.	472	+		=	927
4.	270	+		=	522
5.	358	+		=	619
6.	811	+		=	1.442
7.	852	+		=	1.127
8.	946	+		=	1.487
9.	976	+		=	1.380
10.	996	+		=	1.899

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	594	+	569	=	1.163
2.	906	+	272	=	1.178
3.	921	+	645	=	1.566
4.	340	+	249	=	589
5.	474	+	310	=	784
6.	314	+	251	=	565
7.	924	+	398	=	1.322
8.	959	+	376	=	1.335
9.	490	+	351	=	841
10.	891	+	357	=	1.248

Oefening 2
1.	402	+	266	=	668
2.	920	+	420	=	1.340
3.	727	+	503	=	1.230
4.	655	+	306	=	961
5.	864	+	799	=	1.663
6.	890	+	847	=	1.737
7.	895	+	690	=	1.585
8.	871	+	837	=	1.708
9.	896	+	891	=	1.787
10.	877	+	675	=	1.552

Oefening 3
1.	776	+	270	=	1.046
2.	903	+	567	=	1.470
3.	902	+	558	=	1.460
4.	803	+	476	=	1.279
5.	941	+	905	=	1.846
6.	732	+	384	=	1.116
7.	851	+	707	=	1.558
8.	919	+	705	=	1.624
9.	823	+	485	=	1.308
10.	739	+	559	=	1.298

Oefening 4
1.	379	+	304	=	683
2.	770	+	703	=	1.473
3.	472	+	455	=	927
4.	270	+	252	=	522
5.	358	+	261	=	619
6.	811	+	631	=	1.442
7.	852	+	275	=	1.127
8.	946	+	541	=	1.487
9.	976	+	404	=	1.380
10.	996	+	903	=	1.899