Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	908	+		=	1.692
2.	439	+		=	644
3.	530	+		=	868
4.	575	+		=	1.083
5.	939	+		=	1.723
6.	380	+		=	675
7.	840	+		=	1.279
8.	977	+		=	1.352
9.	806	+		=	1.308
10.	991	+		=	1.469

Oefening 2
1.	509	+		=	905
2.	771	+		=	1.255
3.	982	+		=	1.892
4.	841	+		=	1.597
5.	699	+		=	1.101
6.	471	+		=	801
7.	889	+		=	1.137
8.	974	+		=	1.282
9.	865	+		=	1.362
10.	458	+		=	668

Oefening 3
1.	362	+		=	605
2.	704	+		=	951
3.	843	+		=	1.286
4.	605	+		=	815
5.	355	+		=	651
6.	892	+		=	1.576
7.	590	+		=	1.051
8.	652	+		=	903
9.	969	+		=	1.695
10.	992	+		=	1.311

Oefening 4
1.	825	+		=	1.219
2.	648	+		=	1.294
3.	539	+		=	744
4.	955	+		=	1.345
5.	473	+		=	838
6.	867	+		=	1.692
7.	878	+		=	1.373
8.	819	+		=	1.570
9.	652	+		=	1.121
10.	815	+		=	1.622

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	908	+	784	=	1.692
2.	439	+	205	=	644
3.	530	+	338	=	868
4.	575	+	508	=	1.083
5.	939	+	784	=	1.723
6.	380	+	295	=	675
7.	840	+	439	=	1.279
8.	977	+	375	=	1.352
9.	806	+	502	=	1.308
10.	991	+	478	=	1.469

Oefening 2
1.	509	+	396	=	905
2.	771	+	484	=	1.255
3.	982	+	910	=	1.892
4.	841	+	756	=	1.597
5.	699	+	402	=	1.101
6.	471	+	330	=	801
7.	889	+	248	=	1.137
8.	974	+	308	=	1.282
9.	865	+	497	=	1.362
10.	458	+	210	=	668

Oefening 3
1.	362	+	243	=	605
2.	704	+	247	=	951
3.	843	+	443	=	1.286
4.	605	+	210	=	815
5.	355	+	296	=	651
6.	892	+	684	=	1.576
7.	590	+	461	=	1.051
8.	652	+	251	=	903
9.	969	+	726	=	1.695
10.	992	+	319	=	1.311

Oefening 4
1.	825	+	394	=	1.219
2.	648	+	646	=	1.294
3.	539	+	205	=	744
4.	955	+	390	=	1.345
5.	473	+	365	=	838
6.	867	+	825	=	1.692
7.	878	+	495	=	1.373
8.	819	+	751	=	1.570
9.	652	+	469	=	1.121
10.	815	+	807	=	1.622