Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	905	+		=	1.346
2.	870	+		=	1.161
3.	841	+		=	1.344
4.	875	+		=	1.691
5.	507	+		=	739
6.	923	+		=	1.209
7.	927	+		=	1.463
8.	509	+		=	1.013
9.	533	+		=	993
10.	838	+		=	1.401

Oefening 2
1.	749	+		=	985
2.	726	+		=	1.218
3.	547	+		=	877
4.	758	+		=	1.030
5.	487	+		=	795
6.	961	+		=	1.912
7.	775	+		=	1.303
8.	976	+		=	1.508
9.	903	+		=	1.792
10.	961	+		=	1.362

Oefening 3
1.	831	+		=	1.510
2.	792	+		=	1.139
3.	648	+		=	1.263
4.	912	+		=	1.294
5.	507	+		=	968
6.	826	+		=	1.467
7.	841	+		=	1.273
8.	411	+		=	649
9.	956	+		=	1.893
10.	894	+		=	1.536

Oefening 4
1.	716	+		=	1.081
2.	565	+		=	960
3.	838	+		=	1.670
4.	973	+		=	1.542
5.	858	+		=	1.433
6.	690	+		=	965
7.	937	+		=	1.272
8.	822	+		=	1.064
9.	796	+		=	1.282
10.	963	+		=	1.439

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	905	+	441	=	1.346
2.	870	+	291	=	1.161
3.	841	+	503	=	1.344
4.	875	+	816	=	1.691
5.	507	+	232	=	739
6.	923	+	286	=	1.209
7.	927	+	536	=	1.463
8.	509	+	504	=	1.013
9.	533	+	460	=	993
10.	838	+	563	=	1.401

Oefening 2
1.	749	+	236	=	985
2.	726	+	492	=	1.218
3.	547	+	330	=	877
4.	758	+	272	=	1.030
5.	487	+	308	=	795
6.	961	+	951	=	1.912
7.	775	+	528	=	1.303
8.	976	+	532	=	1.508
9.	903	+	889	=	1.792
10.	961	+	401	=	1.362

Oefening 3
1.	831	+	679	=	1.510
2.	792	+	347	=	1.139
3.	648	+	615	=	1.263
4.	912	+	382	=	1.294
5.	507	+	461	=	968
6.	826	+	641	=	1.467
7.	841	+	432	=	1.273
8.	411	+	238	=	649
9.	956	+	937	=	1.893
10.	894	+	642	=	1.536

Oefening 4
1.	716	+	365	=	1.081
2.	565	+	395	=	960
3.	838	+	832	=	1.670
4.	973	+	569	=	1.542
5.	858	+	575	=	1.433
6.	690	+	275	=	965
7.	937	+	335	=	1.272
8.	822	+	242	=	1.064
9.	796	+	486	=	1.282
10.	963	+	476	=	1.439