Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	645	+		=	883
2.	648	+		=	1.001
3.	683	+		=	1.069
4.	894	+		=	1.221
5.	898	+		=	1.372
6.	772	+		=	1.450
7.	997	+		=	1.426
8.	334	+		=	619
9.	728	+		=	1.131
10.	803	+		=	1.395

Oefening 2
1.	544	+		=	1.014
2.	928	+		=	1.510
3.	352	+		=	555
4.	953	+		=	1.708
5.	809	+		=	1.382
6.	778	+		=	1.120
7.	987	+		=	1.435
8.	777	+		=	1.517
9.	852	+		=	1.406
10.	734	+		=	1.226

Oefening 3
1.	627	+		=	989
2.	963	+		=	1.405
3.	954	+		=	1.832
4.	726	+		=	1.444
5.	716	+		=	1.298
6.	785	+		=	1.277
7.	389	+		=	653
8.	586	+		=	859
9.	670	+		=	1.187
10.	965	+		=	1.402

Oefening 4
1.	773	+		=	1.265
2.	706	+		=	1.233
3.	624	+		=	1.022
4.	720	+		=	1.062
5.	849	+		=	1.671
6.	746	+		=	1.203
7.	967	+		=	1.426
8.	607	+		=	886
9.	533	+		=	745
10.	588	+		=	923

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	645	+	238	=	883
2.	648	+	353	=	1.001
3.	683	+	386	=	1.069
4.	894	+	327	=	1.221
5.	898	+	474	=	1.372
6.	772	+	678	=	1.450
7.	997	+	429	=	1.426
8.	334	+	285	=	619
9.	728	+	403	=	1.131
10.	803	+	592	=	1.395

Oefening 2
1.	544	+	470	=	1.014
2.	928	+	582	=	1.510
3.	352	+	203	=	555
4.	953	+	755	=	1.708
5.	809	+	573	=	1.382
6.	778	+	342	=	1.120
7.	987	+	448	=	1.435
8.	777	+	740	=	1.517
9.	852	+	554	=	1.406
10.	734	+	492	=	1.226

Oefening 3
1.	627	+	362	=	989
2.	963	+	442	=	1.405
3.	954	+	878	=	1.832
4.	726	+	718	=	1.444
5.	716	+	582	=	1.298
6.	785	+	492	=	1.277
7.	389	+	264	=	653
8.	586	+	273	=	859
9.	670	+	517	=	1.187
10.	965	+	437	=	1.402

Oefening 4
1.	773	+	492	=	1.265
2.	706	+	527	=	1.233
3.	624	+	398	=	1.022
4.	720	+	342	=	1.062
5.	849	+	822	=	1.671
6.	746	+	457	=	1.203
7.	967	+	459	=	1.426
8.	607	+	279	=	886
9.	533	+	212	=	745
10.	588	+	335	=	923