Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	443	+		=	710
2.	786	+		=	1.250
3.	392	+		=	710
4.	947	+		=	1.613
5.	824	+		=	1.547
6.	564	+		=	1.097
7.	823	+		=	1.262
8.	659	+		=	903
9.	616	+		=	1.224
10.	506	+		=	936

Oefening 2
1.	921	+		=	1.125
2.	983	+		=	1.956
3.	624	+		=	1.180
4.	560	+		=	1.080
5.	833	+		=	1.286
6.	529	+		=	993
7.	950	+		=	1.571
8.	300	+		=	531
9.	588	+		=	983
10.	670	+		=	1.268

Oefening 3
1.	722	+		=	1.025
2.	475	+		=	903
3.	886	+		=	1.650
4.	475	+		=	854
5.	758	+		=	1.086
6.	840	+		=	1.621
7.	810	+		=	1.468
8.	345	+		=	559
9.	949	+		=	1.622
10.	949	+		=	1.562

Oefening 4
1.	835	+		=	1.145
2.	935	+		=	1.651
3.	778	+		=	1.438
4.	805	+		=	1.346
5.	743	+		=	1.301
6.	815	+		=	1.268
7.	643	+		=	1.030
8.	806	+		=	1.020
9.	679	+		=	1.173
10.	394	+		=	731

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	443	+	267	=	710
2.	786	+	464	=	1.250
3.	392	+	318	=	710
4.	947	+	666	=	1.613
5.	824	+	723	=	1.547
6.	564	+	533	=	1.097
7.	823	+	439	=	1.262
8.	659	+	244	=	903
9.	616	+	608	=	1.224
10.	506	+	430	=	936

Oefening 2
1.	921	+	204	=	1.125
2.	983	+	973	=	1.956
3.	624	+	556	=	1.180
4.	560	+	520	=	1.080
5.	833	+	453	=	1.286
6.	529	+	464	=	993
7.	950	+	621	=	1.571
8.	300	+	231	=	531
9.	588	+	395	=	983
10.	670	+	598	=	1.268

Oefening 3
1.	722	+	303	=	1.025
2.	475	+	428	=	903
3.	886	+	764	=	1.650
4.	475	+	379	=	854
5.	758	+	328	=	1.086
6.	840	+	781	=	1.621
7.	810	+	658	=	1.468
8.	345	+	214	=	559
9.	949	+	673	=	1.622
10.	949	+	613	=	1.562

Oefening 4
1.	835	+	310	=	1.145
2.	935	+	716	=	1.651
3.	778	+	660	=	1.438
4.	805	+	541	=	1.346
5.	743	+	558	=	1.301
6.	815	+	453	=	1.268
7.	643	+	387	=	1.030
8.	806	+	214	=	1.020
9.	679	+	494	=	1.173
10.	394	+	337	=	731