Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	881	+		=	1.338
2.	863	+		=	1.502
3.	956	+		=	1.801
4.	360	+		=	633
5.	912	+		=	1.496
6.	866	+		=	1.302
7.	780	+		=	1.298
8.	905	+		=	1.153
9.	421	+		=	700
10.	623	+		=	1.162

Oefening 2
1.	618	+		=	1.023
2.	874	+		=	1.231
3.	970	+		=	1.923
4.	503	+		=	966
5.	906	+		=	1.207
6.	523	+		=	965
7.	716	+		=	1.421
8.	419	+		=	624
9.	923	+		=	1.708
10.	920	+		=	1.678

Oefening 3
1.	806	+		=	1.075
2.	986	+		=	1.654
3.	940	+		=	1.525
4.	787	+		=	1.173
5.	774	+		=	975
6.	486	+		=	869
7.	751	+		=	1.059
8.	385	+		=	588
9.	591	+		=	1.169
10.	566	+		=	805

Oefening 4
1.	944	+		=	1.590
2.	987	+		=	1.202
3.	968	+		=	1.304
4.	853	+		=	1.653
5.	373	+		=	721
6.	916	+		=	1.721
7.	975	+		=	1.684
8.	861	+		=	1.704
9.	862	+		=	1.406
10.	526	+		=	1.023

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	881	+	457	=	1.338
2.	863	+	639	=	1.502
3.	956	+	845	=	1.801
4.	360	+	273	=	633
5.	912	+	584	=	1.496
6.	866	+	436	=	1.302
7.	780	+	518	=	1.298
8.	905	+	248	=	1.153
9.	421	+	279	=	700
10.	623	+	539	=	1.162

Oefening 2
1.	618	+	405	=	1.023
2.	874	+	357	=	1.231
3.	970	+	953	=	1.923
4.	503	+	463	=	966
5.	906	+	301	=	1.207
6.	523	+	442	=	965
7.	716	+	705	=	1.421
8.	419	+	205	=	624
9.	923	+	785	=	1.708
10.	920	+	758	=	1.678

Oefening 3
1.	806	+	269	=	1.075
2.	986	+	668	=	1.654
3.	940	+	585	=	1.525
4.	787	+	386	=	1.173
5.	774	+	201	=	975
6.	486	+	383	=	869
7.	751	+	308	=	1.059
8.	385	+	203	=	588
9.	591	+	578	=	1.169
10.	566	+	239	=	805

Oefening 4
1.	944	+	646	=	1.590
2.	987	+	215	=	1.202
3.	968	+	336	=	1.304
4.	853	+	800	=	1.653
5.	373	+	348	=	721
6.	916	+	805	=	1.721
7.	975	+	709	=	1.684
8.	861	+	843	=	1.704
9.	862	+	544	=	1.406
10.	526	+	497	=	1.023