Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	930	+		=	1.407
2.	853	+		=	1.237
3.	529	+		=	983
4.	941	+		=	1.348
5.	882	+		=	1.184
6.	768	+		=	1.373
7.	613	+		=	899
8.	745	+		=	1.306
9.	756	+		=	1.401
10.	998	+		=	1.456

Oefening 2
1.	901	+		=	1.133
2.	897	+		=	1.205
3.	992	+		=	1.651
4.	780	+		=	1.508
5.	629	+		=	1.148
6.	552	+		=	806
7.	458	+		=	896
8.	879	+		=	1.639
9.	718	+		=	1.038
10.	568	+		=	846

Oefening 3
1.	574	+		=	848
2.	567	+		=	895
3.	910	+		=	1.724
4.	598	+		=	1.084
5.	248	+		=	467
6.	805	+		=	1.080
7.	991	+		=	1.512
8.	882	+		=	1.174
9.	973	+		=	1.918
10.	525	+		=	747

Oefening 4
1.	890	+		=	1.730
2.	728	+		=	1.259
3.	824	+		=	1.406
4.	959	+		=	1.230
5.	477	+		=	677
6.	906	+		=	1.382
7.	855	+		=	1.530
8.	824	+		=	1.479
9.	857	+		=	1.572
10.	455	+		=	692

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	930	+	477	=	1.407
2.	853	+	384	=	1.237
3.	529	+	454	=	983
4.	941	+	407	=	1.348
5.	882	+	302	=	1.184
6.	768	+	605	=	1.373
7.	613	+	286	=	899
8.	745	+	561	=	1.306
9.	756	+	645	=	1.401
10.	998	+	458	=	1.456

Oefening 2
1.	901	+	232	=	1.133
2.	897	+	308	=	1.205
3.	992	+	659	=	1.651
4.	780	+	728	=	1.508
5.	629	+	519	=	1.148
6.	552	+	254	=	806
7.	458	+	438	=	896
8.	879	+	760	=	1.639
9.	718	+	320	=	1.038
10.	568	+	278	=	846

Oefening 3
1.	574	+	274	=	848
2.	567	+	328	=	895
3.	910	+	814	=	1.724
4.	598	+	486	=	1.084
5.	248	+	219	=	467
6.	805	+	275	=	1.080
7.	991	+	521	=	1.512
8.	882	+	292	=	1.174
9.	973	+	945	=	1.918
10.	525	+	222	=	747

Oefening 4
1.	890	+	840	=	1.730
2.	728	+	531	=	1.259
3.	824	+	582	=	1.406
4.	959	+	271	=	1.230
5.	477	+	200	=	677
6.	906	+	476	=	1.382
7.	855	+	675	=	1.530
8.	824	+	655	=	1.479
9.	857	+	715	=	1.572
10.	455	+	237	=	692