Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	716	+		=	1.251
2.	968	+		=	1.544
3.	961	+		=	1.297
4.	671	+		=	1.086
5.	863	+		=	1.398
6.	987	+		=	1.389
7.	802	+		=	1.395
8.	804	+		=	1.421
9.	990	+		=	1.690
10.	744	+		=	1.465

Oefening 2
1.	590	+		=	1.053
2.	879	+		=	1.553
3.	880	+		=	1.656
4.	552	+		=	1.036
5.	457	+		=	853
6.	589	+		=	986
7.	799	+		=	1.198
8.	393	+		=	684
9.	913	+		=	1.686
10.	723	+		=	1.080

Oefening 3
1.	962	+		=	1.433
2.	741	+		=	1.400
3.	781	+		=	1.210
4.	693	+		=	963
5.	894	+		=	1.764
6.	951	+		=	1.592
7.	576	+		=	854
8.	585	+		=	785
9.	746	+		=	1.031
10.	784	+		=	1.285

Oefening 4
1.	481	+		=	719
2.	903	+		=	1.516
3.	819	+		=	1.636
4.	806	+		=	1.097
5.	812	+		=	1.216
6.	623	+		=	1.032
7.	904	+		=	1.205
8.	728	+		=	1.241
9.	891	+		=	1.455
10.	379	+		=	721

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	716	+	535	=	1.251
2.	968	+	576	=	1.544
3.	961	+	336	=	1.297
4.	671	+	415	=	1.086
5.	863	+	535	=	1.398
6.	987	+	402	=	1.389
7.	802	+	593	=	1.395
8.	804	+	617	=	1.421
9.	990	+	700	=	1.690
10.	744	+	721	=	1.465

Oefening 2
1.	590	+	463	=	1.053
2.	879	+	674	=	1.553
3.	880	+	776	=	1.656
4.	552	+	484	=	1.036
5.	457	+	396	=	853
6.	589	+	397	=	986
7.	799	+	399	=	1.198
8.	393	+	291	=	684
9.	913	+	773	=	1.686
10.	723	+	357	=	1.080

Oefening 3
1.	962	+	471	=	1.433
2.	741	+	659	=	1.400
3.	781	+	429	=	1.210
4.	693	+	270	=	963
5.	894	+	870	=	1.764
6.	951	+	641	=	1.592
7.	576	+	278	=	854
8.	585	+	200	=	785
9.	746	+	285	=	1.031
10.	784	+	501	=	1.285

Oefening 4
1.	481	+	238	=	719
2.	903	+	613	=	1.516
3.	819	+	817	=	1.636
4.	806	+	291	=	1.097
5.	812	+	404	=	1.216
6.	623	+	409	=	1.032
7.	904	+	301	=	1.205
8.	728	+	513	=	1.241
9.	891	+	564	=	1.455
10.	379	+	342	=	721