Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	913	+		=	1.281
2.	746	+		=	1.156
3.	807	+		=	1.422
4.	931	+		=	1.386
5.	575	+		=	819
6.	513	+		=	774
7.	783	+		=	999
8.	856	+		=	1.178
9.	899	+		=	1.541
10.	827	+		=	1.465

Oefening 2
1.	437	+		=	692
2.	846	+		=	1.094
3.	765	+		=	1.087
4.	566	+		=	814
5.	724	+		=	1.189
6.	914	+		=	1.785
7.	761	+		=	1.374
8.	672	+		=	1.333
9.	468	+		=	739
10.	918	+		=	1.663

Oefening 3
1.	935	+		=	1.413
2.	924	+		=	1.773
3.	968	+		=	1.338
4.	990	+		=	1.968
5.	748	+		=	1.326
6.	726	+		=	1.172
7.	496	+		=	733
8.	723	+		=	1.415
9.	326	+		=	631
10.	552	+		=	907

Oefening 4
1.	402	+		=	616
2.	444	+		=	718
3.	936	+		=	1.159
4.	794	+		=	1.000
5.	623	+		=	836
6.	711	+		=	1.316
7.	557	+		=	774
8.	804	+		=	1.132
9.	538	+		=	836
10.	525	+		=	862

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	913	+	368	=	1.281
2.	746	+	410	=	1.156
3.	807	+	615	=	1.422
4.	931	+	455	=	1.386
5.	575	+	244	=	819
6.	513	+	261	=	774
7.	783	+	216	=	999
8.	856	+	322	=	1.178
9.	899	+	642	=	1.541
10.	827	+	638	=	1.465

Oefening 2
1.	437	+	255	=	692
2.	846	+	248	=	1.094
3.	765	+	322	=	1.087
4.	566	+	248	=	814
5.	724	+	465	=	1.189
6.	914	+	871	=	1.785
7.	761	+	613	=	1.374
8.	672	+	661	=	1.333
9.	468	+	271	=	739
10.	918	+	745	=	1.663

Oefening 3
1.	935	+	478	=	1.413
2.	924	+	849	=	1.773
3.	968	+	370	=	1.338
4.	990	+	978	=	1.968
5.	748	+	578	=	1.326
6.	726	+	446	=	1.172
7.	496	+	237	=	733
8.	723	+	692	=	1.415
9.	326	+	305	=	631
10.	552	+	355	=	907

Oefening 4
1.	402	+	214	=	616
2.	444	+	274	=	718
3.	936	+	223	=	1.159
4.	794	+	206	=	1.000
5.	623	+	213	=	836
6.	711	+	605	=	1.316
7.	557	+	217	=	774
8.	804	+	328	=	1.132
9.	538	+	298	=	836
10.	525	+	337	=	862