Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	805	+		=	1.034
2.	487	+		=	827
3.	590	+		=	1.009
4.	566	+		=	811
5.	805	+		=	1.249
6.	822	+		=	1.530
7.	987	+		=	1.469
8.	644	+		=	935
9.	604	+		=	1.146
10.	286	+		=	521

Oefening 2
1.	762	+		=	1.372
2.	901	+		=	1.561
3.	961	+		=	1.282
4.	522	+		=	830
5.	901	+		=	1.706
6.	917	+		=	1.122
7.	564	+		=	929
8.	814	+		=	1.412
9.	994	+		=	1.759
10.	551	+		=	1.082

Oefening 3
1.	675	+		=	880
2.	781	+		=	1.543
3.	962	+		=	1.720
4.	824	+		=	1.084
5.	999	+		=	1.492
6.	768	+		=	1.012
7.	898	+		=	1.509
8.	711	+		=	1.179
9.	418	+		=	709
10.	785	+		=	1.181

Oefening 4
1.	838	+		=	1.461
2.	835	+		=	1.113
3.	721	+		=	1.066
4.	896	+		=	1.437
5.	410	+		=	613
6.	319	+		=	584
7.	572	+		=	900
8.	994	+		=	1.820
9.	331	+		=	561
10.	761	+		=	1.029

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	805	+	229	=	1.034
2.	487	+	340	=	827
3.	590	+	419	=	1.009
4.	566	+	245	=	811
5.	805	+	444	=	1.249
6.	822	+	708	=	1.530
7.	987	+	482	=	1.469
8.	644	+	291	=	935
9.	604	+	542	=	1.146
10.	286	+	235	=	521

Oefening 2
1.	762	+	610	=	1.372
2.	901	+	660	=	1.561
3.	961	+	321	=	1.282
4.	522	+	308	=	830
5.	901	+	805	=	1.706
6.	917	+	205	=	1.122
7.	564	+	365	=	929
8.	814	+	598	=	1.412
9.	994	+	765	=	1.759
10.	551	+	531	=	1.082

Oefening 3
1.	675	+	205	=	880
2.	781	+	762	=	1.543
3.	962	+	758	=	1.720
4.	824	+	260	=	1.084
5.	999	+	493	=	1.492
6.	768	+	244	=	1.012
7.	898	+	611	=	1.509
8.	711	+	468	=	1.179
9.	418	+	291	=	709
10.	785	+	396	=	1.181

Oefening 4
1.	838	+	623	=	1.461
2.	835	+	278	=	1.113
3.	721	+	345	=	1.066
4.	896	+	541	=	1.437
5.	410	+	203	=	613
6.	319	+	265	=	584
7.	572	+	328	=	900
8.	994	+	826	=	1.820
9.	331	+	230	=	561
10.	761	+	268	=	1.029