Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	647	+		=	1.009
2.	914	+		=	1.617
3.	759	+		=	988
4.	832	+		=	1.133
5.	875	+		=	1.600
6.	575	+		=	859
7.	570	+		=	1.071
8.	379	+		=	640
9.	659	+		=	1.144
10.	437	+		=	808

Oefening 2
1.	648	+		=	1.165
2.	649	+		=	931
3.	729	+		=	1.100
4.	813	+		=	1.429
5.	824	+		=	1.408
6.	771	+		=	1.369
7.	788	+		=	1.229
8.	949	+		=	1.567
9.	872	+		=	1.213
10.	341	+		=	549

Oefening 3
1.	564	+		=	975
2.	603	+		=	851
3.	766	+		=	1.164
4.	851	+		=	1.300
5.	639	+		=	1.114
6.	739	+		=	942
7.	854	+		=	1.208
8.	935	+		=	1.805
9.	945	+		=	1.717
10.	279	+		=	509

Oefening 4
1.	853	+		=	1.461
2.	767	+		=	1.128
3.	368	+		=	608
4.	835	+		=	1.066
5.	827	+		=	1.544
6.	836	+		=	1.624
7.	683	+		=	1.195
8.	280	+		=	488
9.	855	+		=	1.100
10.	418	+		=	680

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	647	+	362	=	1.009
2.	914	+	703	=	1.617
3.	759	+	229	=	988
4.	832	+	301	=	1.133
5.	875	+	725	=	1.600
6.	575	+	284	=	859
7.	570	+	501	=	1.071
8.	379	+	261	=	640
9.	659	+	485	=	1.144
10.	437	+	371	=	808

Oefening 2
1.	648	+	517	=	1.165
2.	649	+	282	=	931
3.	729	+	371	=	1.100
4.	813	+	616	=	1.429
5.	824	+	584	=	1.408
6.	771	+	598	=	1.369
7.	788	+	441	=	1.229
8.	949	+	618	=	1.567
9.	872	+	341	=	1.213
10.	341	+	208	=	549

Oefening 3
1.	564	+	411	=	975
2.	603	+	248	=	851
3.	766	+	398	=	1.164
4.	851	+	449	=	1.300
5.	639	+	475	=	1.114
6.	739	+	203	=	942
7.	854	+	354	=	1.208
8.	935	+	870	=	1.805
9.	945	+	772	=	1.717
10.	279	+	230	=	509

Oefening 4
1.	853	+	608	=	1.461
2.	767	+	361	=	1.128
3.	368	+	240	=	608
4.	835	+	231	=	1.066
5.	827	+	717	=	1.544
6.	836	+	788	=	1.624
7.	683	+	512	=	1.195
8.	280	+	208	=	488
9.	855	+	245	=	1.100
10.	418	+	262	=	680