Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	718	+		=	1.348
2.	783	+		=	1.523
3.	727	+		=	932
4.	608	+		=	1.205
5.	243	+		=	484
6.	550	+		=	758
7.	661	+		=	982
8.	868	+		=	1.268
9.	603	+		=	931
10.	972	+		=	1.223

Oefening 2
1.	642	+		=	1.121
2.	805	+		=	1.241
3.	943	+		=	1.762
4.	821	+		=	1.099
5.	891	+		=	1.448
6.	882	+		=	1.288
7.	242	+		=	454
8.	756	+		=	1.390
9.	740	+		=	1.208
10.	983	+		=	1.325

Oefening 3
1.	843	+		=	1.139
2.	483	+		=	787
3.	773	+		=	1.116
4.	696	+		=	1.303
5.	505	+		=	987
6.	533	+		=	870
7.	712	+		=	1.229
8.	696	+		=	1.295
9.	853	+		=	1.422
10.	925	+		=	1.776

Oefening 4
1.	245	+		=	489
2.	707	+		=	1.309
3.	986	+		=	1.240
4.	860	+		=	1.131
5.	496	+		=	722
6.	619	+		=	1.220
7.	691	+		=	1.127
8.	568	+		=	1.082
9.	274	+		=	502
10.	797	+		=	1.181

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	718	+	630	=	1.348
2.	783	+	740	=	1.523
3.	727	+	205	=	932
4.	608	+	597	=	1.205
5.	243	+	241	=	484
6.	550	+	208	=	758
7.	661	+	321	=	982
8.	868	+	400	=	1.268
9.	603	+	328	=	931
10.	972	+	251	=	1.223

Oefening 2
1.	642	+	479	=	1.121
2.	805	+	436	=	1.241
3.	943	+	819	=	1.762
4.	821	+	278	=	1.099
5.	891	+	557	=	1.448
6.	882	+	406	=	1.288
7.	242	+	212	=	454
8.	756	+	634	=	1.390
9.	740	+	468	=	1.208
10.	983	+	342	=	1.325

Oefening 3
1.	843	+	296	=	1.139
2.	483	+	304	=	787
3.	773	+	343	=	1.116
4.	696	+	607	=	1.303
5.	505	+	482	=	987
6.	533	+	337	=	870
7.	712	+	517	=	1.229
8.	696	+	599	=	1.295
9.	853	+	569	=	1.422
10.	925	+	851	=	1.776

Oefening 4
1.	245	+	244	=	489
2.	707	+	602	=	1.309
3.	986	+	254	=	1.240
4.	860	+	271	=	1.131
5.	496	+	226	=	722
6.	619	+	601	=	1.220
7.	691	+	436	=	1.127
8.	568	+	514	=	1.082
9.	274	+	228	=	502
10.	797	+	384	=	1.181