Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	841	+		=	1.249
2.	992	+		=	1.648
3.	361	+		=	718
4.	877	+		=	1.166
5.	505	+		=	736
6.	861	+		=	1.092
7.	909	+		=	1.662
8.	909	+		=	1.479
9.	852	+		=	1.203
10.	560	+		=	1.109

Oefening 2
1.	453	+		=	837
2.	951	+		=	1.233
3.	585	+		=	1.128
4.	830	+		=	1.037
5.	449	+		=	690
6.	909	+		=	1.183
7.	592	+		=	887
8.	926	+		=	1.789
9.	819	+		=	1.529
10.	619	+		=	954

Oefening 3
1.	998	+		=	1.486
2.	933	+		=	1.648
3.	709	+		=	933
4.	949	+		=	1.831
5.	513	+		=	727
6.	495	+		=	920
7.	404	+		=	787
8.	979	+		=	1.438
9.	795	+		=	1.310
10.	292	+		=	534

Oefening 4
1.	830	+		=	1.432
2.	543	+		=	950
3.	843	+		=	1.644
4.	856	+		=	1.634
5.	637	+		=	1.129
6.	872	+		=	1.382
7.	622	+		=	1.076
8.	684	+		=	947
9.	851	+		=	1.595
10.	436	+		=	722

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	841	+	408	=	1.249
2.	992	+	656	=	1.648
3.	361	+	357	=	718
4.	877	+	289	=	1.166
5.	505	+	231	=	736
6.	861	+	231	=	1.092
7.	909	+	753	=	1.662
8.	909	+	570	=	1.479
9.	852	+	351	=	1.203
10.	560	+	549	=	1.109

Oefening 2
1.	453	+	384	=	837
2.	951	+	282	=	1.233
3.	585	+	543	=	1.128
4.	830	+	207	=	1.037
5.	449	+	241	=	690
6.	909	+	274	=	1.183
7.	592	+	295	=	887
8.	926	+	863	=	1.789
9.	819	+	710	=	1.529
10.	619	+	335	=	954

Oefening 3
1.	998	+	488	=	1.486
2.	933	+	715	=	1.648
3.	709	+	224	=	933
4.	949	+	882	=	1.831
5.	513	+	214	=	727
6.	495	+	425	=	920
7.	404	+	383	=	787
8.	979	+	459	=	1.438
9.	795	+	515	=	1.310
10.	292	+	242	=	534

Oefening 4
1.	830	+	602	=	1.432
2.	543	+	407	=	950
3.	843	+	801	=	1.644
4.	856	+	778	=	1.634
5.	637	+	492	=	1.129
6.	872	+	510	=	1.382
7.	622	+	454	=	1.076
8.	684	+	263	=	947
9.	851	+	744	=	1.595
10.	436	+	286	=	722