Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	723	+		=	1.245
2.	677	+		=	1.198
3.	478	+		=	833
4.	328	+		=	637
5.	836	+		=	1.468
6.	830	+		=	1.631
7.	875	+		=	1.699
8.	605	+		=	1.131
9.	949	+		=	1.296
10.	380	+		=	736

Oefening 2
1.	400	+		=	731
2.	531	+		=	911
3.	627	+		=	1.222
4.	897	+		=	1.777
5.	204	+		=	408
6.	506	+		=	988
7.	893	+		=	1.558
8.	750	+		=	1.324
9.	975	+		=	1.813
10.	635	+		=	1.162

Oefening 3
1.	748	+		=	1.129
2.	743	+		=	1.465
3.	942	+		=	1.726
4.	844	+		=	1.421
5.	968	+		=	1.731
6.	925	+		=	1.332
7.	796	+		=	1.505
8.	823	+		=	1.541
9.	984	+		=	1.476
10.	577	+		=	926

Oefening 4
1.	876	+		=	1.474
2.	742	+		=	1.089
3.	939	+		=	1.139
4.	624	+		=	1.043
5.	577	+		=	971
6.	719	+		=	1.121
7.	552	+		=	771
8.	671	+		=	993
9.	445	+		=	711
10.	367	+		=	673

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	723	+	522	=	1.245
2.	677	+	521	=	1.198
3.	478	+	355	=	833
4.	328	+	309	=	637
5.	836	+	632	=	1.468
6.	830	+	801	=	1.631
7.	875	+	824	=	1.699
8.	605	+	526	=	1.131
9.	949	+	347	=	1.296
10.	380	+	356	=	736

Oefening 2
1.	400	+	331	=	731
2.	531	+	380	=	911
3.	627	+	595	=	1.222
4.	897	+	880	=	1.777
5.	204	+	204	=	408
6.	506	+	482	=	988
7.	893	+	665	=	1.558
8.	750	+	574	=	1.324
9.	975	+	838	=	1.813
10.	635	+	527	=	1.162

Oefening 3
1.	748	+	381	=	1.129
2.	743	+	722	=	1.465
3.	942	+	784	=	1.726
4.	844	+	577	=	1.421
5.	968	+	763	=	1.731
6.	925	+	407	=	1.332
7.	796	+	709	=	1.505
8.	823	+	718	=	1.541
9.	984	+	492	=	1.476
10.	577	+	349	=	926

Oefening 4
1.	876	+	598	=	1.474
2.	742	+	347	=	1.089
3.	939	+	200	=	1.139
4.	624	+	419	=	1.043
5.	577	+	394	=	971
6.	719	+	402	=	1.121
7.	552	+	219	=	771
8.	671	+	322	=	993
9.	445	+	266	=	711
10.	367	+	306	=	673