Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	711	+		=	997
2.	513	+		=	932
3.	915	+		=	1.353
4.	932	+		=	1.537
5.	813	+		=	1.372
6.	937	+		=	1.415
7.	984	+		=	1.576
8.	924	+		=	1.340
9.	739	+		=	1.154
10.	336	+		=	542

Oefening 2
1.	866	+		=	1.276
2.	385	+		=	643
3.	558	+		=	998
4.	813	+		=	1.190
5.	836	+		=	1.059
6.	436	+		=	807
7.	822	+		=	1.153
8.	883	+		=	1.246
9.	548	+		=	1.031
10.	609	+		=	826

Oefening 3
1.	895	+		=	1.691
2.	409	+		=	682
3.	934	+		=	1.387
4.	595	+		=	980
5.	807	+		=	1.054
6.	865	+		=	1.291
7.	464	+		=	725
8.	927	+		=	1.663
9.	793	+		=	1.432
10.	923	+		=	1.683

Oefening 4
1.	650	+		=	896
2.	770	+		=	974
3.	717	+		=	1.306
4.	844	+		=	1.460
5.	810	+		=	1.450
6.	974	+		=	1.670
7.	690	+		=	1.361
8.	817	+		=	1.130
9.	935	+		=	1.776
10.	480	+		=	898

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	711	+	286	=	997
2.	513	+	419	=	932
3.	915	+	438	=	1.353
4.	932	+	605	=	1.537
5.	813	+	559	=	1.372
6.	937	+	478	=	1.415
7.	984	+	592	=	1.576
8.	924	+	416	=	1.340
9.	739	+	415	=	1.154
10.	336	+	206	=	542

Oefening 2
1.	866	+	410	=	1.276
2.	385	+	258	=	643
3.	558	+	440	=	998
4.	813	+	377	=	1.190
5.	836	+	223	=	1.059
6.	436	+	371	=	807
7.	822	+	331	=	1.153
8.	883	+	363	=	1.246
9.	548	+	483	=	1.031
10.	609	+	217	=	826

Oefening 3
1.	895	+	796	=	1.691
2.	409	+	273	=	682
3.	934	+	453	=	1.387
4.	595	+	385	=	980
5.	807	+	247	=	1.054
6.	865	+	426	=	1.291
7.	464	+	261	=	725
8.	927	+	736	=	1.663
9.	793	+	639	=	1.432
10.	923	+	760	=	1.683

Oefening 4
1.	650	+	246	=	896
2.	770	+	204	=	974
3.	717	+	589	=	1.306
4.	844	+	616	=	1.460
5.	810	+	640	=	1.450
6.	974	+	696	=	1.670
7.	690	+	671	=	1.361
8.	817	+	313	=	1.130
9.	935	+	841	=	1.776
10.	480	+	418	=	898