Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	425	+		=	672
2.	875	+		=	1.719
3.	734	+		=	1.335
4.	719	+		=	1.058
5.	832	+		=	1.176
6.	985	+		=	1.362
7.	596	+		=	869
8.	789	+		=	1.531
9.	956	+		=	1.377
10.	701	+		=	1.367

Oefening 2
1.	846	+		=	1.479
2.	870	+		=	1.199
3.	468	+		=	708
4.	837	+		=	1.525
5.	521	+		=	1.015
6.	574	+		=	1.036
7.	963	+		=	1.435
8.	858	+		=	1.439
9.	739	+		=	1.023
10.	798	+		=	1.440

Oefening 3
1.	879	+		=	1.588
2.	759	+		=	1.056
3.	903	+		=	1.247
4.	812	+		=	1.397
5.	712	+		=	1.072
6.	729	+		=	988
7.	660	+		=	1.306
8.	981	+		=	1.242
9.	865	+		=	1.205
10.	707	+		=	1.103

Oefening 4
1.	812	+		=	1.498
2.	957	+		=	1.495
3.	745	+		=	1.120
4.	935	+		=	1.704
5.	855	+		=	1.149
6.	481	+		=	954
7.	871	+		=	1.266
8.	956	+		=	1.548
9.	775	+		=	1.533
10.	801	+		=	1.097

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	425	+	247	=	672
2.	875	+	844	=	1.719
3.	734	+	601	=	1.335
4.	719	+	339	=	1.058
5.	832	+	344	=	1.176
6.	985	+	377	=	1.362
7.	596	+	273	=	869
8.	789	+	742	=	1.531
9.	956	+	421	=	1.377
10.	701	+	666	=	1.367

Oefening 2
1.	846	+	633	=	1.479
2.	870	+	329	=	1.199
3.	468	+	240	=	708
4.	837	+	688	=	1.525
5.	521	+	494	=	1.015
6.	574	+	462	=	1.036
7.	963	+	472	=	1.435
8.	858	+	581	=	1.439
9.	739	+	284	=	1.023
10.	798	+	642	=	1.440

Oefening 3
1.	879	+	709	=	1.588
2.	759	+	297	=	1.056
3.	903	+	344	=	1.247
4.	812	+	585	=	1.397
5.	712	+	360	=	1.072
6.	729	+	259	=	988
7.	660	+	646	=	1.306
8.	981	+	261	=	1.242
9.	865	+	340	=	1.205
10.	707	+	396	=	1.103

Oefening 4
1.	812	+	686	=	1.498
2.	957	+	538	=	1.495
3.	745	+	375	=	1.120
4.	935	+	769	=	1.704
5.	855	+	294	=	1.149
6.	481	+	473	=	954
7.	871	+	395	=	1.266
8.	956	+	592	=	1.548
9.	775	+	758	=	1.533
10.	801	+	296	=	1.097