Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	811	+		=	1.166
2.	433	+		=	660
3.	754	+		=	1.307
4.	994	+		=	1.856
5.	856	+		=	1.696
6.	890	+		=	1.109
7.	927	+		=	1.193
8.	965	+		=	1.278
9.	978	+		=	1.938
10.	796	+		=	1.496

Oefening 2
1.	709	+		=	1.195
2.	995	+		=	1.379
3.	806	+		=	1.367
4.	503	+		=	847
5.	698	+		=	1.134
6.	531	+		=	804
7.	945	+		=	1.282
8.	576	+		=	1.117
9.	621	+		=	978
10.	617	+		=	1.042

Oefening 3
1.	864	+		=	1.196
2.	621	+		=	1.112
3.	962	+		=	1.236
4.	701	+		=	1.000
5.	923	+		=	1.274
6.	545	+		=	1.001
7.	657	+		=	924
8.	519	+		=	813
9.	671	+		=	922
10.	749	+		=	1.044

Oefening 4
1.	722	+		=	1.036
2.	447	+		=	749
3.	905	+		=	1.770
4.	545	+		=	835
5.	855	+		=	1.665
6.	935	+		=	1.691
7.	945	+		=	1.776
8.	602	+		=	918
9.	976	+		=	1.414
10.	764	+		=	1.299

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	811	+	355	=	1.166
2.	433	+	227	=	660
3.	754	+	553	=	1.307
4.	994	+	862	=	1.856
5.	856	+	840	=	1.696
6.	890	+	219	=	1.109
7.	927	+	266	=	1.193
8.	965	+	313	=	1.278
9.	978	+	960	=	1.938
10.	796	+	700	=	1.496

Oefening 2
1.	709	+	486	=	1.195
2.	995	+	384	=	1.379
3.	806	+	561	=	1.367
4.	503	+	344	=	847
5.	698	+	436	=	1.134
6.	531	+	273	=	804
7.	945	+	337	=	1.282
8.	576	+	541	=	1.117
9.	621	+	357	=	978
10.	617	+	425	=	1.042

Oefening 3
1.	864	+	332	=	1.196
2.	621	+	491	=	1.112
3.	962	+	274	=	1.236
4.	701	+	299	=	1.000
5.	923	+	351	=	1.274
6.	545	+	456	=	1.001
7.	657	+	267	=	924
8.	519	+	294	=	813
9.	671	+	251	=	922
10.	749	+	295	=	1.044

Oefening 4
1.	722	+	314	=	1.036
2.	447	+	302	=	749
3.	905	+	865	=	1.770
4.	545	+	290	=	835
5.	855	+	810	=	1.665
6.	935	+	756	=	1.691
7.	945	+	831	=	1.776
8.	602	+	316	=	918
9.	976	+	438	=	1.414
10.	764	+	535	=	1.299