Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	510	+		=	885
2.	913	+		=	1.500
3.	412	+		=	679
4.	975	+		=	1.839
5.	634	+		=	960
6.	961	+		=	1.300
7.	466	+		=	776
8.	985	+		=	1.189
9.	947	+		=	1.288
10.	972	+		=	1.472

Oefening 2
1.	730	+		=	1.376
2.	639	+		=	1.140
3.	986	+		=	1.360
4.	929	+		=	1.411
5.	634	+		=	1.030
6.	727	+		=	1.082
7.	843	+		=	1.077
8.	804	+		=	1.457
9.	741	+		=	1.407
10.	483	+		=	809

Oefening 3
1.	933	+		=	1.363
2.	476	+		=	679
3.	942	+		=	1.684
4.	832	+		=	1.089
5.	708	+		=	1.152
6.	849	+		=	1.612
7.	450	+		=	657
8.	933	+		=	1.688
9.	762	+		=	1.004
10.	808	+		=	1.527

Oefening 4
1.	725	+		=	993
2.	759	+		=	1.404
3.	538	+		=	841
4.	894	+		=	1.619
5.	581	+		=	1.011
6.	988	+		=	1.278
7.	862	+		=	1.445
8.	939	+		=	1.562
9.	580	+		=	1.003
10.	875	+		=	1.513

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	510	+	375	=	885
2.	913	+	587	=	1.500
3.	412	+	267	=	679
4.	975	+	864	=	1.839
5.	634	+	326	=	960
6.	961	+	339	=	1.300
7.	466	+	310	=	776
8.	985	+	204	=	1.189
9.	947	+	341	=	1.288
10.	972	+	500	=	1.472

Oefening 2
1.	730	+	646	=	1.376
2.	639	+	501	=	1.140
3.	986	+	374	=	1.360
4.	929	+	482	=	1.411
5.	634	+	396	=	1.030
6.	727	+	355	=	1.082
7.	843	+	234	=	1.077
8.	804	+	653	=	1.457
9.	741	+	666	=	1.407
10.	483	+	326	=	809

Oefening 3
1.	933	+	430	=	1.363
2.	476	+	203	=	679
3.	942	+	742	=	1.684
4.	832	+	257	=	1.089
5.	708	+	444	=	1.152
6.	849	+	763	=	1.612
7.	450	+	207	=	657
8.	933	+	755	=	1.688
9.	762	+	242	=	1.004
10.	808	+	719	=	1.527

Oefening 4
1.	725	+	268	=	993
2.	759	+	645	=	1.404
3.	538	+	303	=	841
4.	894	+	725	=	1.619
5.	581	+	430	=	1.011
6.	988	+	290	=	1.278
7.	862	+	583	=	1.445
8.	939	+	623	=	1.562
9.	580	+	423	=	1.003
10.	875	+	638	=	1.513