Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	852	+		=	1.482
2.	876	+		=	1.118
3.	781	+		=	1.419
4.	788	+		=	1.156
5.	589	+		=	1.057
6.	888	+		=	1.488
7.	541	+		=	781
8.	524	+		=	742
9.	683	+		=	1.268
10.	866	+		=	1.074

Oefening 2
1.	562	+		=	1.101
2.	679	+		=	1.095
3.	444	+		=	691
4.	334	+		=	640
5.	583	+		=	989
6.	978	+		=	1.504
7.	507	+		=	848
8.	833	+		=	1.603
9.	918	+		=	1.289
10.	767	+		=	1.460

Oefening 3
1.	899	+		=	1.612
2.	854	+		=	1.129
3.	870	+		=	1.288
4.	443	+		=	664
5.	748	+		=	1.228
6.	736	+		=	939
7.	781	+		=	1.508
8.	864	+		=	1.561
9.	555	+		=	1.061
10.	609	+		=	865

Oefening 4
1.	587	+		=	852
2.	664	+		=	1.249
3.	880	+		=	1.191
4.	287	+		=	497
5.	400	+		=	767
6.	543	+		=	879
7.	637	+		=	1.186
8.	916	+		=	1.424
9.	910	+		=	1.327
10.	603	+		=	964

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	852	+	630	=	1.482
2.	876	+	242	=	1.118
3.	781	+	638	=	1.419
4.	788	+	368	=	1.156
5.	589	+	468	=	1.057
6.	888	+	600	=	1.488
7.	541	+	240	=	781
8.	524	+	218	=	742
9.	683	+	585	=	1.268
10.	866	+	208	=	1.074

Oefening 2
1.	562	+	539	=	1.101
2.	679	+	416	=	1.095
3.	444	+	247	=	691
4.	334	+	306	=	640
5.	583	+	406	=	989
6.	978	+	526	=	1.504
7.	507	+	341	=	848
8.	833	+	770	=	1.603
9.	918	+	371	=	1.289
10.	767	+	693	=	1.460

Oefening 3
1.	899	+	713	=	1.612
2.	854	+	275	=	1.129
3.	870	+	418	=	1.288
4.	443	+	221	=	664
5.	748	+	480	=	1.228
6.	736	+	203	=	939
7.	781	+	727	=	1.508
8.	864	+	697	=	1.561
9.	555	+	506	=	1.061
10.	609	+	256	=	865

Oefening 4
1.	587	+	265	=	852
2.	664	+	585	=	1.249
3.	880	+	311	=	1.191
4.	287	+	210	=	497
5.	400	+	367	=	767
6.	543	+	336	=	879
7.	637	+	549	=	1.186
8.	916	+	508	=	1.424
9.	910	+	417	=	1.327
10.	603	+	361	=	964