Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	688	+		=	1.014
2.	582	+		=	1.118
3.	903	+		=	1.354
4.	802	+		=	1.463
5.	864	+		=	1.300
6.	307	+		=	583
7.	724	+		=	1.120
8.	829	+		=	1.353
9.	812	+		=	1.167
10.	556	+		=	839

Oefening 2
1.	410	+		=	731
2.	861	+		=	1.202
3.	644	+		=	1.015
4.	618	+		=	909
5.	542	+		=	843
6.	622	+		=	1.020
7.	1.000	+		=	1.233
8.	580	+		=	999
9.	814	+		=	1.208
10.	737	+		=	1.079

Oefening 3
1.	977	+		=	1.641
2.	280	+		=	515
3.	670	+		=	1.008
4.	693	+		=	1.182
5.	881	+		=	1.607
6.	788	+		=	1.455
7.	950	+		=	1.411
8.	951	+		=	1.550
9.	329	+		=	565
10.	464	+		=	678

Oefening 4
1.	708	+		=	1.355
2.	796	+		=	1.097
3.	629	+		=	851
4.	701	+		=	1.258
5.	553	+		=	1.028
6.	436	+		=	717
7.	602	+		=	877
8.	378	+		=	746
9.	898	+		=	1.542
10.	624	+		=	1.052

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	688	+	326	=	1.014
2.	582	+	536	=	1.118
3.	903	+	451	=	1.354
4.	802	+	661	=	1.463
5.	864	+	436	=	1.300
6.	307	+	276	=	583
7.	724	+	396	=	1.120
8.	829	+	524	=	1.353
9.	812	+	355	=	1.167
10.	556	+	283	=	839

Oefening 2
1.	410	+	321	=	731
2.	861	+	341	=	1.202
3.	644	+	371	=	1.015
4.	618	+	291	=	909
5.	542	+	301	=	843
6.	622	+	398	=	1.020
7.	1.000	+	233	=	1.233
8.	580	+	419	=	999
9.	814	+	394	=	1.208
10.	737	+	342	=	1.079

Oefening 3
1.	977	+	664	=	1.641
2.	280	+	235	=	515
3.	670	+	338	=	1.008
4.	693	+	489	=	1.182
5.	881	+	726	=	1.607
6.	788	+	667	=	1.455
7.	950	+	461	=	1.411
8.	951	+	599	=	1.550
9.	329	+	236	=	565
10.	464	+	214	=	678

Oefening 4
1.	708	+	647	=	1.355
2.	796	+	301	=	1.097
3.	629	+	222	=	851
4.	701	+	557	=	1.258
5.	553	+	475	=	1.028
6.	436	+	281	=	717
7.	602	+	275	=	877
8.	378	+	368	=	746
9.	898	+	644	=	1.542
10.	624	+	428	=	1.052