Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	565	+		=	1.055
2.	983	+		=	1.508
3.	940	+		=	1.151
4.	499	+		=	909
5.	864	+		=	1.590
6.	754	+		=	1.207
7.	988	+		=	1.308
8.	499	+		=	760
9.	905	+		=	1.307
10.	724	+		=	1.014

Oefening 2
1.	547	+		=	816
2.	686	+		=	1.151
3.	736	+		=	1.229
4.	427	+		=	765
5.	592	+		=	950
6.	634	+		=	1.226
7.	801	+		=	1.512
8.	818	+		=	1.340
9.	907	+		=	1.112
10.	686	+		=	1.361

Oefening 3
1.	934	+		=	1.505
2.	257	+		=	477
3.	737	+		=	1.149
4.	756	+		=	1.220
5.	658	+		=	1.243
6.	1.000	+		=	1.355
7.	944	+		=	1.362
8.	969	+		=	1.735
9.	731	+		=	1.308
10.	893	+		=	1.322

Oefening 4
1.	958	+		=	1.163
2.	808	+		=	1.413
3.	986	+		=	1.692
4.	345	+		=	689
5.	717	+		=	1.164
6.	868	+		=	1.482
7.	894	+		=	1.179
8.	825	+		=	1.568
9.	468	+		=	879
10.	975	+		=	1.931

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	565	+	490	=	1.055
2.	983	+	525	=	1.508
3.	940	+	211	=	1.151
4.	499	+	410	=	909
5.	864	+	726	=	1.590
6.	754	+	453	=	1.207
7.	988	+	320	=	1.308
8.	499	+	261	=	760
9.	905	+	402	=	1.307
10.	724	+	290	=	1.014

Oefening 2
1.	547	+	269	=	816
2.	686	+	465	=	1.151
3.	736	+	493	=	1.229
4.	427	+	338	=	765
5.	592	+	358	=	950
6.	634	+	592	=	1.226
7.	801	+	711	=	1.512
8.	818	+	522	=	1.340
9.	907	+	205	=	1.112
10.	686	+	675	=	1.361

Oefening 3
1.	934	+	571	=	1.505
2.	257	+	220	=	477
3.	737	+	412	=	1.149
4.	756	+	464	=	1.220
5.	658	+	585	=	1.243
6.	1.000	+	355	=	1.355
7.	944	+	418	=	1.362
8.	969	+	766	=	1.735
9.	731	+	577	=	1.308
10.	893	+	429	=	1.322

Oefening 4
1.	958	+	205	=	1.163
2.	808	+	605	=	1.413
3.	986	+	706	=	1.692
4.	345	+	344	=	689
5.	717	+	447	=	1.164
6.	868	+	614	=	1.482
7.	894	+	285	=	1.179
8.	825	+	743	=	1.568
9.	468	+	411	=	879
10.	975	+	956	=	1.931