Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	463	+		=	727
2.	538	+		=	1.035
3.	795	+		=	1.231
4.	413	+		=	616
5.	925	+		=	1.351
6.	640	+		=	975
7.	981	+		=	1.674
8.	487	+		=	831
9.	799	+		=	1.064
10.	844	+		=	1.618

Oefening 2
1.	570	+		=	941
2.	822	+		=	1.554
3.	680	+		=	1.034
4.	578	+		=	954
5.	767	+		=	995
6.	944	+		=	1.553
7.	497	+		=	718
8.	607	+		=	1.008
9.	925	+		=	1.300
10.	618	+		=	1.192

Oefening 3
1.	831	+		=	1.496
2.	820	+		=	1.481
3.	439	+		=	798
4.	595	+		=	826
5.	923	+		=	1.472
6.	812	+		=	1.083
7.	918	+		=	1.277
8.	645	+		=	1.087
9.	679	+		=	1.301
10.	701	+		=	1.115

Oefening 4
1.	470	+		=	774
2.	525	+		=	744
3.	887	+		=	1.120
4.	699	+		=	1.165
5.	894	+		=	1.530
6.	788	+		=	1.175
7.	328	+		=	631
8.	850	+		=	1.527
9.	674	+		=	1.055
10.	505	+		=	960

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	463	+	264	=	727
2.	538	+	497	=	1.035
3.	795	+	436	=	1.231
4.	413	+	203	=	616
5.	925	+	426	=	1.351
6.	640	+	335	=	975
7.	981	+	693	=	1.674
8.	487	+	344	=	831
9.	799	+	265	=	1.064
10.	844	+	774	=	1.618

Oefening 2
1.	570	+	371	=	941
2.	822	+	732	=	1.554
3.	680	+	354	=	1.034
4.	578	+	376	=	954
5.	767	+	228	=	995
6.	944	+	609	=	1.553
7.	497	+	221	=	718
8.	607	+	401	=	1.008
9.	925	+	375	=	1.300
10.	618	+	574	=	1.192

Oefening 3
1.	831	+	665	=	1.496
2.	820	+	661	=	1.481
3.	439	+	359	=	798
4.	595	+	231	=	826
5.	923	+	549	=	1.472
6.	812	+	271	=	1.083
7.	918	+	359	=	1.277
8.	645	+	442	=	1.087
9.	679	+	622	=	1.301
10.	701	+	414	=	1.115

Oefening 4
1.	470	+	304	=	774
2.	525	+	219	=	744
3.	887	+	233	=	1.120
4.	699	+	466	=	1.165
5.	894	+	636	=	1.530
6.	788	+	387	=	1.175
7.	328	+	303	=	631
8.	850	+	677	=	1.527
9.	674	+	381	=	1.055
10.	505	+	455	=	960