Erbijsommen met vlekken tot en met 2.000

Erbijsommen

Oefening 1
1.	801	+		=	1.113
2.	744	+		=	1.349
3.	876	+		=	1.480
4.	357	+		=	628
5.	712	+		=	1.041
6.	511	+		=	995
7.	951	+		=	1.245
8.	943	+		=	1.164
9.	945	+		=	1.631
10.	840	+		=	1.099

Oefening 2
1.	878	+		=	1.280
2.	554	+		=	964
3.	886	+		=	1.678
4.	843	+		=	1.391
5.	980	+		=	1.566
6.	281	+		=	552
7.	727	+		=	1.373
8.	832	+		=	1.639
9.	837	+		=	1.200
10.	714	+		=	1.183

Oefening 3
1.	787	+		=	1.066
2.	843	+		=	1.222
3.	809	+		=	1.499
4.	890	+		=	1.664
5.	899	+		=	1.161
6.	600	+		=	1.002
7.	926	+		=	1.359
8.	798	+		=	1.317
9.	890	+		=	1.285
10.	1.000	+		=	1.801

Oefening 4
1.	915	+		=	1.757
2.	867	+		=	1.329
3.	979	+		=	1.897
4.	944	+		=	1.231
5.	620	+		=	988
6.	540	+		=	967
7.	770	+		=	1.537
8.	262	+		=	489
9.	758	+		=	1.224
10.	348	+		=	610

Erbijsommen met vlekken tot en met 2.000
| ANTWOORDEN

Erbijsommen

Oefening 1
1.	801	+	312	=	1.113
2.	744	+	605	=	1.349
3.	876	+	604	=	1.480
4.	357	+	271	=	628
5.	712	+	329	=	1.041
6.	511	+	484	=	995
7.	951	+	294	=	1.245
8.	943	+	221	=	1.164
9.	945	+	686	=	1.631
10.	840	+	259	=	1.099

Oefening 2
1.	878	+	402	=	1.280
2.	554	+	410	=	964
3.	886	+	792	=	1.678
4.	843	+	548	=	1.391
5.	980	+	586	=	1.566
6.	281	+	271	=	552
7.	727	+	646	=	1.373
8.	832	+	807	=	1.639
9.	837	+	363	=	1.200
10.	714	+	469	=	1.183

Oefening 3
1.	787	+	279	=	1.066
2.	843	+	379	=	1.222
3.	809	+	690	=	1.499
4.	890	+	774	=	1.664
5.	899	+	262	=	1.161
6.	600	+	402	=	1.002
7.	926	+	433	=	1.359
8.	798	+	519	=	1.317
9.	890	+	395	=	1.285
10.	1.000	+	801	=	1.801

Oefening 4
1.	915	+	842	=	1.757
2.	867	+	462	=	1.329
3.	979	+	918	=	1.897
4.	944	+	287	=	1.231
5.	620	+	368	=	988
6.	540	+	427	=	967
7.	770	+	767	=	1.537
8.	262	+	227	=	489
9.	758	+	466	=	1.224
10.	348	+	262	=	610