Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	690	+		=	1.124
2.	899	+		=	1.143
3.	945	+		=	1.846
4.	320	+		=	527
5.	501	+		=	989
6.	809	+		=	1.092
7.	776	+		=	1.406
8.	880	+		=	1.613
9.	904	+		=	1.591
10.	690	+		=	981

Oefening 2
1.	745	+		=	1.015
2.	692	+		=	913
3.	620	+		=	934
4.	957	+		=	1.718
5.	844	+		=	1.289
6.	709	+		=	1.260
7.	910	+		=	1.114
8.	711	+		=	1.005
9.	725	+		=	1.234
10.	398	+		=	697

Oefening 3
1.	849	+		=	1.137
2.	908	+		=	1.371
3.	245	+		=	459
4.	885	+		=	1.243
5.	418	+		=	656
6.	523	+		=	970
7.	436	+		=	869
8.	703	+		=	1.247
9.	810	+		=	1.215
10.	338	+		=	542

Oefening 4
1.	653	+		=	1.086
2.	855	+		=	1.343
3.	890	+		=	1.283
4.	984	+		=	1.868
5.	938	+		=	1.487
6.	626	+		=	887
7.	652	+		=	1.117
8.	695	+		=	997
9.	929	+		=	1.274
10.	771	+		=	1.426

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	690	+	434	=	1.124
2.	899	+	244	=	1.143
3.	945	+	901	=	1.846
4.	320	+	207	=	527
5.	501	+	488	=	989
6.	809	+	283	=	1.092
7.	776	+	630	=	1.406
8.	880	+	733	=	1.613
9.	904	+	687	=	1.591
10.	690	+	291	=	981

Oefening 2
1.	745	+	270	=	1.015
2.	692	+	221	=	913
3.	620	+	314	=	934
4.	957	+	761	=	1.718
5.	844	+	445	=	1.289
6.	709	+	551	=	1.260
7.	910	+	204	=	1.114
8.	711	+	294	=	1.005
9.	725	+	509	=	1.234
10.	398	+	299	=	697

Oefening 3
1.	849	+	288	=	1.137
2.	908	+	463	=	1.371
3.	245	+	214	=	459
4.	885	+	358	=	1.243
5.	418	+	238	=	656
6.	523	+	447	=	970
7.	436	+	433	=	869
8.	703	+	544	=	1.247
9.	810	+	405	=	1.215
10.	338	+	204	=	542

Oefening 4
1.	653	+	433	=	1.086
2.	855	+	488	=	1.343
3.	890	+	393	=	1.283
4.	984	+	884	=	1.868
5.	938	+	549	=	1.487
6.	626	+	261	=	887
7.	652	+	465	=	1.117
8.	695	+	302	=	997
9.	929	+	345	=	1.274
10.	771	+	655	=	1.426