Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	988	+		=	1.452
2.	601	+		=	868
3.	991	+		=	1.558
4.	664	+		=	1.287
5.	984	+		=	1.953
6.	897	+		=	1.128
7.	646	+		=	1.141
8.	796	+		=	1.477
9.	526	+		=	789
10.	582	+		=	844

Oefening 2
1.	897	+		=	1.246
2.	990	+		=	1.931
3.	879	+		=	1.375
4.	702	+		=	1.286
5.	430	+		=	642
6.	798	+		=	1.489
7.	951	+		=	1.167
8.	981	+		=	1.320
9.	874	+		=	1.546
10.	990	+		=	1.347

Oefening 3
1.	618	+		=	1.163
2.	320	+		=	631
3.	513	+		=	806
4.	474	+		=	695
5.	831	+		=	1.045
6.	703	+		=	1.161
7.	829	+		=	1.440
8.	843	+		=	1.074
9.	1.000	+		=	1.504
10.	902	+		=	1.474

Oefening 4
1.	846	+		=	1.680
2.	589	+		=	989
3.	604	+		=	1.198
4.	981	+		=	1.186
5.	621	+		=	878
6.	518	+		=	860
7.	382	+		=	585
8.	846	+		=	1.192
9.	798	+		=	1.416
10.	646	+		=	1.087

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	988	+	464	=	1.452
2.	601	+	267	=	868
3.	991	+	567	=	1.558
4.	664	+	623	=	1.287
5.	984	+	969	=	1.953
6.	897	+	231	=	1.128
7.	646	+	495	=	1.141
8.	796	+	681	=	1.477
9.	526	+	263	=	789
10.	582	+	262	=	844

Oefening 2
1.	897	+	349	=	1.246
2.	990	+	941	=	1.931
3.	879	+	496	=	1.375
4.	702	+	584	=	1.286
5.	430	+	212	=	642
6.	798	+	691	=	1.489
7.	951	+	216	=	1.167
8.	981	+	339	=	1.320
9.	874	+	672	=	1.546
10.	990	+	357	=	1.347

Oefening 3
1.	618	+	545	=	1.163
2.	320	+	311	=	631
3.	513	+	293	=	806
4.	474	+	221	=	695
5.	831	+	214	=	1.045
6.	703	+	458	=	1.161
7.	829	+	611	=	1.440
8.	843	+	231	=	1.074
9.	1.000	+	504	=	1.504
10.	902	+	572	=	1.474

Oefening 4
1.	846	+	834	=	1.680
2.	589	+	400	=	989
3.	604	+	594	=	1.198
4.	981	+	205	=	1.186
5.	621	+	257	=	878
6.	518	+	342	=	860
7.	382	+	203	=	585
8.	846	+	346	=	1.192
9.	798	+	618	=	1.416
10.	646	+	441	=	1.087