Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	729	+		=	1.106
2.	964	+		=	1.181
3.	395	+		=	769
4.	937	+		=	1.675
5.	508	+		=	732
6.	603	+		=	1.009
7.	373	+		=	727
8.	864	+		=	1.721
9.	337	+		=	633
10.	599	+		=	930

Oefening 2
1.	958	+		=	1.568
2.	755	+		=	1.397
3.	965	+		=	1.695
4.	939	+		=	1.535
5.	964	+		=	1.720
6.	721	+		=	1.291
7.	553	+		=	754
8.	553	+		=	1.056
9.	870	+		=	1.396
10.	497	+		=	772

Oefening 3
1.	815	+		=	1.067
2.	597	+		=	855
3.	696	+		=	1.228
4.	811	+		=	1.389
5.	952	+		=	1.556
6.	923	+		=	1.535
7.	915	+		=	1.207
8.	813	+		=	1.232
9.	931	+		=	1.346
10.	781	+		=	1.457

Oefening 4
1.	445	+		=	820
2.	690	+		=	1.005
3.	727	+		=	1.204
4.	647	+		=	1.287
5.	706	+		=	1.210
6.	770	+		=	1.369
7.	720	+		=	1.271
8.	979	+		=	1.499
9.	843	+		=	1.251
10.	346	+		=	613

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	729	+	377	=	1.106
2.	964	+	217	=	1.181
3.	395	+	374	=	769
4.	937	+	738	=	1.675
5.	508	+	224	=	732
6.	603	+	406	=	1.009
7.	373	+	354	=	727
8.	864	+	857	=	1.721
9.	337	+	296	=	633
10.	599	+	331	=	930

Oefening 2
1.	958	+	610	=	1.568
2.	755	+	642	=	1.397
3.	965	+	730	=	1.695
4.	939	+	596	=	1.535
5.	964	+	756	=	1.720
6.	721	+	570	=	1.291
7.	553	+	201	=	754
8.	553	+	503	=	1.056
9.	870	+	526	=	1.396
10.	497	+	275	=	772

Oefening 3
1.	815	+	252	=	1.067
2.	597	+	258	=	855
3.	696	+	532	=	1.228
4.	811	+	578	=	1.389
5.	952	+	604	=	1.556
6.	923	+	612	=	1.535
7.	915	+	292	=	1.207
8.	813	+	419	=	1.232
9.	931	+	415	=	1.346
10.	781	+	676	=	1.457

Oefening 4
1.	445	+	375	=	820
2.	690	+	315	=	1.005
3.	727	+	477	=	1.204
4.	647	+	640	=	1.287
5.	706	+	504	=	1.210
6.	770	+	599	=	1.369
7.	720	+	551	=	1.271
8.	979	+	520	=	1.499
9.	843	+	408	=	1.251
10.	346	+	267	=	613