Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	823	+		=	1.464
2.	697	+		=	927
3.	779	+		=	1.321
4.	747	+		=	948
5.	355	+		=	569
6.	620	+		=	986
7.	810	+		=	1.275
8.	922	+		=	1.825
9.	507	+		=	725
10.	880	+		=	1.542

Oefening 2
1.	627	+		=	951
2.	387	+		=	609
3.	635	+		=	968
4.	990	+		=	1.238
5.	744	+		=	983
6.	349	+		=	677
7.	808	+		=	1.469
8.	680	+		=	1.178
9.	537	+		=	911
10.	796	+		=	1.255

Oefening 3
1.	797	+		=	1.012
2.	505	+		=	905
3.	776	+		=	1.366
4.	789	+		=	1.467
5.	994	+		=	1.385
6.	888	+		=	1.395
7.	764	+		=	968
8.	866	+		=	1.501
9.	960	+		=	1.569
10.	851	+		=	1.088

Oefening 4
1.	816	+		=	1.502
2.	924	+		=	1.188
3.	749	+		=	1.452
4.	718	+		=	1.356
5.	390	+		=	643
6.	301	+		=	529
7.	819	+		=	1.569
8.	745	+		=	1.287
9.	793	+		=	1.213
10.	268	+		=	500

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	823	+	641	=	1.464
2.	697	+	230	=	927
3.	779	+	542	=	1.321
4.	747	+	201	=	948
5.	355	+	214	=	569
6.	620	+	366	=	986
7.	810	+	465	=	1.275
8.	922	+	903	=	1.825
9.	507	+	218	=	725
10.	880	+	662	=	1.542

Oefening 2
1.	627	+	324	=	951
2.	387	+	222	=	609
3.	635	+	333	=	968
4.	990	+	248	=	1.238
5.	744	+	239	=	983
6.	349	+	328	=	677
7.	808	+	661	=	1.469
8.	680	+	498	=	1.178
9.	537	+	374	=	911
10.	796	+	459	=	1.255

Oefening 3
1.	797	+	215	=	1.012
2.	505	+	400	=	905
3.	776	+	590	=	1.366
4.	789	+	678	=	1.467
5.	994	+	391	=	1.385
6.	888	+	507	=	1.395
7.	764	+	204	=	968
8.	866	+	635	=	1.501
9.	960	+	609	=	1.569
10.	851	+	237	=	1.088

Oefening 4
1.	816	+	686	=	1.502
2.	924	+	264	=	1.188
3.	749	+	703	=	1.452
4.	718	+	638	=	1.356
5.	390	+	253	=	643
6.	301	+	228	=	529
7.	819	+	750	=	1.569
8.	745	+	542	=	1.287
9.	793	+	420	=	1.213
10.	268	+	232	=	500