Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	440	+		=	707
2.	391	+		=	700
3.	940	+		=	1.468
4.	908	+		=	1.402
5.	988	+		=	1.293
6.	539	+		=	900
7.	780	+		=	1.427
8.	787	+		=	1.484
9.	949	+		=	1.755
10.	784	+		=	1.204

Oefening 2
1.	843	+		=	1.649
2.	890	+		=	1.460
3.	918	+		=	1.188
4.	453	+		=	734
5.	941	+		=	1.427
6.	533	+		=	934
7.	858	+		=	1.467
8.	806	+		=	1.032
9.	909	+		=	1.420
10.	406	+		=	645

Oefening 3
1.	908	+		=	1.797
2.	567	+		=	1.113
3.	789	+		=	1.391
4.	881	+		=	1.693
5.	837	+		=	1.169
6.	703	+		=	1.074
7.	810	+		=	1.521
8.	435	+		=	707
9.	571	+		=	859
10.	726	+		=	1.029

Oefening 4
1.	338	+		=	641
2.	322	+		=	572
3.	930	+		=	1.298
4.	466	+		=	688
5.	610	+		=	971
6.	775	+		=	1.206
7.	738	+		=	1.415
8.	510	+		=	732
9.	998	+		=	1.198
10.	658	+		=	899

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	440	+	267	=	707
2.	391	+	309	=	700
3.	940	+	528	=	1.468
4.	908	+	494	=	1.402
5.	988	+	305	=	1.293
6.	539	+	361	=	900
7.	780	+	647	=	1.427
8.	787	+	697	=	1.484
9.	949	+	806	=	1.755
10.	784	+	420	=	1.204

Oefening 2
1.	843	+	806	=	1.649
2.	890	+	570	=	1.460
3.	918	+	270	=	1.188
4.	453	+	281	=	734
5.	941	+	486	=	1.427
6.	533	+	401	=	934
7.	858	+	609	=	1.467
8.	806	+	226	=	1.032
9.	909	+	511	=	1.420
10.	406	+	239	=	645

Oefening 3
1.	908	+	889	=	1.797
2.	567	+	546	=	1.113
3.	789	+	602	=	1.391
4.	881	+	812	=	1.693
5.	837	+	332	=	1.169
6.	703	+	371	=	1.074
7.	810	+	711	=	1.521
8.	435	+	272	=	707
9.	571	+	288	=	859
10.	726	+	303	=	1.029

Oefening 4
1.	338	+	303	=	641
2.	322	+	250	=	572
3.	930	+	368	=	1.298
4.	466	+	222	=	688
5.	610	+	361	=	971
6.	775	+	431	=	1.206
7.	738	+	677	=	1.415
8.	510	+	222	=	732
9.	998	+	200	=	1.198
10.	658	+	241	=	899