Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	836	+		=	1.102
2.	701	+		=	1.206
3.	554	+		=	816
4.	882	+		=	1.247
5.	660	+		=	1.035
6.	546	+		=	1.011
7.	232	+		=	457
8.	913	+		=	1.356
9.	861	+		=	1.131
10.	947	+		=	1.607

Oefening 2
1.	319	+		=	522
2.	933	+		=	1.863
3.	940	+		=	1.284
4.	442	+		=	850
5.	630	+		=	1.015
6.	947	+		=	1.281
7.	765	+		=	1.350
8.	935	+		=	1.862
9.	979	+		=	1.690
10.	310	+		=	569

Oefening 3
1.	860	+		=	1.325
2.	309	+		=	539
3.	903	+		=	1.539
4.	963	+		=	1.921
5.	701	+		=	1.397
6.	979	+		=	1.291
7.	975	+		=	1.385
8.	771	+		=	1.153
9.	773	+		=	1.523
10.	874	+		=	1.563

Oefening 4
1.	988	+		=	1.441
2.	601	+		=	861
3.	629	+		=	1.054
4.	735	+		=	1.396
5.	359	+		=	636
6.	729	+		=	1.266
7.	961	+		=	1.343
8.	686	+		=	1.127
9.	882	+		=	1.653
10.	969	+		=	1.253

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	836	+	266	=	1.102
2.	701	+	505	=	1.206
3.	554	+	262	=	816
4.	882	+	365	=	1.247
5.	660	+	375	=	1.035
6.	546	+	465	=	1.011
7.	232	+	225	=	457
8.	913	+	443	=	1.356
9.	861	+	270	=	1.131
10.	947	+	660	=	1.607

Oefening 2
1.	319	+	203	=	522
2.	933	+	930	=	1.863
3.	940	+	344	=	1.284
4.	442	+	408	=	850
5.	630	+	385	=	1.015
6.	947	+	334	=	1.281
7.	765	+	585	=	1.350
8.	935	+	927	=	1.862
9.	979	+	711	=	1.690
10.	310	+	259	=	569

Oefening 3
1.	860	+	465	=	1.325
2.	309	+	230	=	539
3.	903	+	636	=	1.539
4.	963	+	958	=	1.921
5.	701	+	696	=	1.397
6.	979	+	312	=	1.291
7.	975	+	410	=	1.385
8.	771	+	382	=	1.153
9.	773	+	750	=	1.523
10.	874	+	689	=	1.563

Oefening 4
1.	988	+	453	=	1.441
2.	601	+	260	=	861
3.	629	+	425	=	1.054
4.	735	+	661	=	1.396
5.	359	+	277	=	636
6.	729	+	537	=	1.266
7.	961	+	382	=	1.343
8.	686	+	441	=	1.127
9.	882	+	771	=	1.653
10.	969	+	284	=	1.253