Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	570	+		=	842
2.	963	+		=	1.639
3.	314	+		=	525
4.	914	+		=	1.207
5.	527	+		=	874
6.	880	+		=	1.337
7.	538	+		=	933
8.	890	+		=	1.504
9.	570	+		=	995
10.	921	+		=	1.421

Oefening 2
1.	753	+		=	1.143
2.	486	+		=	887
3.	826	+		=	1.205
4.	819	+		=	1.477
5.	634	+		=	1.164
6.	595	+		=	1.147
7.	468	+		=	814
8.	614	+		=	1.221
9.	666	+		=	929
10.	976	+		=	1.281

Oefening 3
1.	952	+		=	1.765
2.	973	+		=	1.697
3.	664	+		=	979
4.	603	+		=	929
5.	835	+		=	1.457
6.	265	+		=	512
7.	455	+		=	726
8.	975	+		=	1.795
9.	615	+		=	1.229
10.	874	+		=	1.365

Oefening 4
1.	779	+		=	1.160
2.	950	+		=	1.658
3.	654	+		=	1.040
4.	506	+		=	946
5.	732	+		=	1.064
6.	920	+		=	1.417
7.	393	+		=	677
8.	850	+		=	1.516
9.	388	+		=	625
10.	325	+		=	575

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	570	+	272	=	842
2.	963	+	676	=	1.639
3.	314	+	211	=	525
4.	914	+	293	=	1.207
5.	527	+	347	=	874
6.	880	+	457	=	1.337
7.	538	+	395	=	933
8.	890	+	614	=	1.504
9.	570	+	425	=	995
10.	921	+	500	=	1.421

Oefening 2
1.	753	+	390	=	1.143
2.	486	+	401	=	887
3.	826	+	379	=	1.205
4.	819	+	658	=	1.477
5.	634	+	530	=	1.164
6.	595	+	552	=	1.147
7.	468	+	346	=	814
8.	614	+	607	=	1.221
9.	666	+	263	=	929
10.	976	+	305	=	1.281

Oefening 3
1.	952	+	813	=	1.765
2.	973	+	724	=	1.697
3.	664	+	315	=	979
4.	603	+	326	=	929
5.	835	+	622	=	1.457
6.	265	+	247	=	512
7.	455	+	271	=	726
8.	975	+	820	=	1.795
9.	615	+	614	=	1.229
10.	874	+	491	=	1.365

Oefening 4
1.	779	+	381	=	1.160
2.	950	+	708	=	1.658
3.	654	+	386	=	1.040
4.	506	+	440	=	946
5.	732	+	332	=	1.064
6.	920	+	497	=	1.417
7.	393	+	284	=	677
8.	850	+	666	=	1.516
9.	388	+	237	=	625
10.	325	+	250	=	575