Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	747	+		=	1.059
2.	412	+		=	658
3.	443	+		=	780
4.	429	+		=	697
5.	674	+		=	1.232
6.	635	+		=	886
7.	498	+		=	891
8.	499	+		=	845
9.	783	+		=	1.165
10.	609	+		=	967

Oefening 2
1.	936	+		=	1.767
2.	572	+		=	885
3.	434	+		=	818
4.	808	+		=	1.329
5.	527	+		=	775
6.	464	+		=	882
7.	865	+		=	1.385
8.	698	+		=	1.250
9.	588	+		=	1.128
10.	903	+		=	1.631

Oefening 3
1.	843	+		=	1.128
2.	613	+		=	1.111
3.	411	+		=	646
4.	392	+		=	771
5.	418	+		=	744
6.	999	+		=	1.953
7.	521	+		=	1.024
8.	793	+		=	1.407
9.	489	+		=	915
10.	828	+		=	1.468

Oefening 4
1.	710	+		=	958
2.	948	+		=	1.443
3.	301	+		=	533
4.	352	+		=	580
5.	695	+		=	1.070
6.	599	+		=	1.096
7.	744	+		=	1.019
8.	447	+		=	823
9.	865	+		=	1.581
10.	759	+		=	1.018

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	747	+	312	=	1.059
2.	412	+	246	=	658
3.	443	+	337	=	780
4.	429	+	268	=	697
5.	674	+	558	=	1.232
6.	635	+	251	=	886
7.	498	+	393	=	891
8.	499	+	346	=	845
9.	783	+	382	=	1.165
10.	609	+	358	=	967

Oefening 2
1.	936	+	831	=	1.767
2.	572	+	313	=	885
3.	434	+	384	=	818
4.	808	+	521	=	1.329
5.	527	+	248	=	775
6.	464	+	418	=	882
7.	865	+	520	=	1.385
8.	698	+	552	=	1.250
9.	588	+	540	=	1.128
10.	903	+	728	=	1.631

Oefening 3
1.	843	+	285	=	1.128
2.	613	+	498	=	1.111
3.	411	+	235	=	646
4.	392	+	379	=	771
5.	418	+	326	=	744
6.	999	+	954	=	1.953
7.	521	+	503	=	1.024
8.	793	+	614	=	1.407
9.	489	+	426	=	915
10.	828	+	640	=	1.468

Oefening 4
1.	710	+	248	=	958
2.	948	+	495	=	1.443
3.	301	+	232	=	533
4.	352	+	228	=	580
5.	695	+	375	=	1.070
6.	599	+	497	=	1.096
7.	744	+	275	=	1.019
8.	447	+	376	=	823
9.	865	+	716	=	1.581
10.	759	+	259	=	1.018